2. 65 m and acceleration of 3. Because acceleration is the rate of change of velocity, and the object is changing direction, it is said to be accelerating. 5. 33 m/s Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, 2. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. If the velocity of an object changes, then 1. Which of the following statements about speed and velocity is correct? Velocity only describes an object’s rate of motion. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. 2. 75 m/s C. 58 m/s B. Velocity is the rate of the change in the position of an object relative to time. 8704 If the velocity of an object changes from 65. User: if the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what's the acceleration of the object Weegy: a = (98 m/s - 65 m/s)/12 s = 33 m/s/12 s = 2. 58 m/s D. So, when a net amount of work is done on an object, the quantity 1 2 m v 2 —which we call kinetic energy K —changes. 3: During a 30-minute round trip to the store, the total distance traveled is 6 km. A large, fast-moving object has greater momentum than a smaller, slower object. Projectile motion only occurs when there is one force applied at the beginning of the trajectory, after which the only interference is from gravity. Acceleration is the rate at which they change their velocity. it is. 75 m/s² and average velocity is 32. Momentum is defined to be the mass m of an object times its velocity V. 75 m/s B. 58 meters per second squared B. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. To say that a projectile has a vertical acceleration of -9. acceleration = v2-v1/ t = 98 - 65 /. 2. 75 m/s²T. Consider first the angular speed ( ω) is the rate at which the angle of rotation changes. 2. 75 m /sThe impulse is the momentum change of an object due to a force applied for a given period. 5. That is final velocity minus initial velocity divided by time. In this case, angular velocity is determined by finding the angle traveled in radians or degrees over a specific time frame. In this formula, v a v g is the average velocity; Δ x is the change in position, or displacement; and x f and x 0 are the final and beginning positions at times t f and t 0 , respectively. Velocity. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. e. 2. This shows that the bowling experiences a much greater force. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. 1) Δ x = x f − x 0, where Δ Δ x is displacement, x f is the final position, and x 0 is the initial position. This means that p g=198:75 has units of s 1, so that p. c. 75 m /s. This answer has been confirmed as correct and helpful. Instant Text Answer. 2 mathrm{m}) cos left(pi s^{-1} ight) t x = (0. Direction. 5. 2. This vertical acceleration doesn't change. Explanation: Acceleration is the rate of change of velocity over time. 8 m/s/s. The velocity vector is constant in magnitude but changing in direction. 75 m/s is the acceleration of the object. Accelerating objects are changing their velocity - either the magnitude or the direction of the velocity. The calculator can use any two of the values to calculate the third. 2. What is the final velocity of the object? C - 114 m/s. time graph is shown. Like distance, speed is a scalar because it has a magnitude but not a direction. Where: p = momentum. 5. A= change in velocity/ change in time = vf- vi/ tf- ti. Identify the mass, in kilograms. We often think about the force of gravity from Earth. v = final velocity. This means that any change in vertical speed is due to gravitational acceleration, which is 9. 2. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 seconds what’s the acceleration of the object If the velocity of an object. 13. 33 m/s C. 75 m/s^2 Score 1 User: A moon rock has a mass of 125 kg. Energy and gravitationally bound objects. a force that resists motion. Speed is primarily a scalar quantity. Only at exactly 6 seconds the ball has 0 m/s. stationary. The answer is 2. 1km/hr = 5/18 m/sec. Identify the velocity, in meters per second. 33 m/s C. Question. If the total energy is zero or greater, the object escapes. 5. Is initial speed and initial velocity the same? Velocity is specifying the speed and the direction both, which is 30 m/s along. Acceleration is the rate at which they change their velocity. 33 m/s. Find an answer to your question if the velocity of an object changes from 65 m/s to 98 M/s during a time interval of 12 s what is the acceleration of the object if. centripetal acceleration. 5. 13. or. 75 m/s B. 75 m/s B. 58 m/s C. An object with no movement at all has a zero speed. 58 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2. The direction of the object = East. Average velocity is defined to be the change in position divided by the time of travel. 75 m /s ; acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. 5. 33 meters per second squared D. Score . negative. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2. Thus initial velocity and final velocity may be different if the motion is having acceleration. 5. Therefore, the initial velocity is the velocity of the object before the effect of acceleration, which causes the change. a ¯, means average. The object is speeding up. The momentum of an object is defined as its mass (the kind defined by m = F/a m = F /a) times its velocity. ) Measure of how angular velocity changes over time. 75 meters per second squared. 42 meters per second squared C. Identify the velocity, in meters per second. Hope it will help you. Vertical acceleration is equal to − g-g − g (because only gravity acts on the projectile). When we push an initially resting refrigerator with an external applied force F app and start it moving, both static and kinetic friction push back on the object at. The magnitude of the velocity vector is the instantaneous speed of the object. 75 m /s. Velocity Equation in these calculations: Final velocity (v) of an object equals initial velocity (u) of that object plus acceleration (a) of the object times the elapsed time (t) from u to v. 75 m/s B. 20 questions. the position and velocity of the ball. User: if the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what's the acceleration of the object Weegy: a = (98 m/s - 65 m/s)/12 s = 33 m/s/12 s = 2. Like distance, speed is a scalar because it has a magnitude but not a direction. A plot of position or of velocity as a function of time can be very useful. 5. So while velocity is in m/s, we know that acceleration is m/s per s, meaning m/s^2. A stronger force can cause a greater change in velocity. 58 m/s D. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, 2. If you are moving on a straight slide. Where: v ― = average velocity. Let us assume that we have an airplane at a point “0” defined by its location X 0 and time t 0. Speed is a scalar quantity - it is defined by magnitude only. As mentioned earlier in Lesson 1, an object moving in uniform circular motion is moving in a circle with a uniform or constant speed. questions answered. Speed measures distance, a scalar quantity that measures the total length of an object's path. s. p=mv p = mv. If you know the force acting on the object, enter the values of force and time change. in motion. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12s whats the acceleration of the object If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, [ the acceleration of the object 2. This answer has been confirmed as correct and helpful. Notice that velocity changes linearly with time and that acceleration is constant. com. The average velocity can be positive or. Anita: “A projectile’s v x changes because of gravity, and its v y remains constant. 13. It is the rate of change of displacement. 75 m/s B. 5. 75 m /s ] User: if the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what's the acceleration of the object? Weegy: If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12s, [ 2. time graph (v vs. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, 2. Indicate whether speeding up or slowing down. This time throw it horizontally and notice how its horizontal velocity gradually becomes more and more vertical. 12 kg. 75 m/s B. acceleration = v2-v1/ t = 98 - 65 /. g = 9. 3: During a 30-minute round trip to the store, the total distance traveled is 6 km. Contrast this to a slow-moving object that has a low speed; it covers a relatively small amount of distance in the same amount of time. 75 meters per second squared. 5. 75 m /s is the acceleration of the object. If the same force acts upon another object whose mass is 13 , what is this object's accelerationFind out the what is the acceleration of the object . 2. 58 m/s D. Solution: (98 m/s - 65 m/s) / 12s = 33 m/s / 12s = 2. So let me write that in mathematical terms. User: If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. Remember that velocity is a measure that includes both speed and direction. Since the object's velocity at the top is 0 m/s, the average upward velocity during the trip up is one-half the initial velocity. Where 'm' is the mass of the body and ‘v is the velocity of the body. 1) (3. On the other hand, velocity is a vector - it is defined not only by magnitude but also by direction. This answer has been confirmed as correct and helpful. So while velocity is in m/s, we know that acceleration is m/s per s, meaning m/s^2. 58 m/s B. Velocity defines the direction of the movement of the body or the object. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what's the acceleration of the object? A. Acceleration = change of velocity ÷ time taken. 33 m/s C. 75 m /s. 13. weight- the force by which gravity attracts the stuff to Earth velocity - how fast and in what direction it's stuff is moving e. 42 meters per second squared C. The relativistic mass formula is articulated as,The velocity close velocity The speed of an object in a particular direction. Where . 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12s, the acceleration of the object 2. 13. 75 m /s. We know that the condom Matic equation is equal to the initial square plus two acceleration into displacement. So acceleration=(98-65)/ 12=33/12=2. For example, 50 km/hr (31 mph) describes the speed at which a car is traveling along a road, while 50 km/hr west. Angular acceleration on the other hand is the change in the angular velocity with respect to time. Applying the steps above produces: If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. rate of change of velocity d. Velocity can also be defined as the displacement of an object in a specified direction. Displacement Δ Δ x is the change in position of an object: Δx = xf −x0, (3. 3 degrees. At t = 6. When a constant force acts upon an object, the acceleration of the object varies inversely with its mass 2kg. what's the force of gravity acting on the rock, on the moon Weegy: 2+2=4 Score 1 User: within the. 75 m/s is the acceleration of the object. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2. 58 m/s C. The SI units of momentum are kg·m/s or N·s, and imperial units are lbs·ft/s. 4 m/s. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2. 75 m /s ; acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2. The SI units of momentum are kg·m/s or N·s, and imperial units are lbs·ft/s. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, 2. the object's speed increases by 9. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object is 2. 5 × m × v². The slope of a velocity graph will be given by the. 5. 58 m/s C. 5 18A. Linear velocity is speed in a straight line (measured in m/s) while angular velocity is the change in angle over time (measured in rad/s, which can be converted into degrees as well). 2. We denote it by mathbf {p} p: mathbf {v} v – Velocity of the object. Average velocity is defined as the change in position or displacement (∆x) divided by the time intervals (∆t) in which the displacement occurs. friction. In part (b), acceleration is not constant. velocity - how fast and in what direction it's stuff is moving e. 42m/s (d) 33m/s This problem has been solved! If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. speed. 8 m/s/s is to say that the vertical velocity changes by 9. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12s whats the acceleration of the object If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, [ the acceleration of the object 2. 75 m/s B. 33 m/s C. 75 m/s B. 75 m/s B. The horizontal projectile motion equations look as follows: Equation of a trajectoryDisplacement Δ x is the change in position of an object: Δ x = x f − x 0, 3. 1 m/s at an angle of 26. 75 m /s ; acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2. 75 m /s ; acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2. It is the rate of change of distance. 33 m/s C. Acceleration occurs when an object changes speed, direction, or both. An object is moving east, and its velocity changes from 65 m/s to 25 m/s in 10 seconds. Average Velocity Equation. 2. Acceleration is a. 2. The shape and the slope of the graphs reveal information about how fast the object is moving and in what direction; whether it is speeding up,. Like friction, the drag force always opposes the motion of an object. Figure 8. m = mass. 58 m/s D. 33 meters per second squared D. 5. 58 meters per second squared C. rate of change of displacement; An object has an initial velocity of 3. According to Newton's second law, acceleration is directly proportional to the summation of all forces that act on an object and inversely proportional to its mass. 33 m/s D. 5. Figure 3. What is the acceleration of the object? C - 4 m/s2. 5. The change in velocity of an object per unit time, or the rate of change of velocity function with respect to time, is defined as the acceleration. 2. time graph. Indicate which case (A or B) has. 75 m /s ;. This might seem complicated because each point on the rigid body has a different velocity. 8 m/s each second. 5 degrees. A freely falling object has a constant acceleration of 9. Velocity is a physical vector quantity: both magnitude and direction are needed to define it. accelerating. 5. 42m/s (d) 33m/s This problem has been solved!If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. More generally, it is the speed at any position such that the total energy is zero. 58 m/s. Added 7/2/2019 4:08:23 PM. The web page provides the formula, the calculation steps, and other related questions and. v = final velocity. 33 meters per second squared B. Velocity is a physical vector quantity: both magnitude and direction are needed to define it. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object is 2. 75 meters per second squared B. Velocity of an object only changes when acted on by an. 2. 5 m/s. 13. How an object changes velocity depends on the direction of the force exerted on that object. 75 m /s. Only velocity includes the direction an object is traveling. In reality, though, a. Added 5/31/2022 10:49:35 PM. A car travels 65 km in 1 hour What is its average speed in meters per second. 1. The absolute value or the magnitude of velocity is speed. Formula . If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. It's all common sense – if several different forces are pushing an object. Any object that accelerates has a changing velocity. 58 m/s D. 42 m/s If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12s, the acceleration of the object 2. v avg = Δ d Δ t = d f − d 0 t f − t 0. The Momentum Calculator uses the formula p=mv, or momentum (p) is equal to mass (m) times velocity (v). 5. of change of position. Occasionally Sports announcers say that a person is accelerating if they are moving fast. Rating. momentum. Divide this change in velocity by the change in time (12) to. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. ”. Another way of visualizing the motion of an object is to use a graph. 75 m/s D. If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, 2. 33 m/s C. 75 m /s ; acceleration = v2-v1/ t = 98 - 65 /. 75 m/s^2. User: if the velocity of and object changes from 65 m/s to 98 m/s during a time interval of 12s , whats the acceleration of the object Weegy: A tenement is a group of poorly maintained and overcrowded apartments. An object's velocity v as a function of time t is given in the graph. If the acceleration is not constant, more complex formulas involving calculus may be necessary. 38,574,224. Acceleration = 2 . The object's acceleration is approximately 2. 2. 5. 2. 58 meters per second squared D. v ― = ( v + u) 2. TRUE OR FALSE and. The sign of the acceleration alone does not. 2. Figure 3. 75 m/s, according to the formula and the question. 5. Since mass is a scalar and velocity is a vector, momentum is also a vector quantity, with the same. 13. Moreover, when the position, velocity and acceleration of an object are graphed over. A vector quantity with counterclockwise defined as the positive direction.