Physics
Physics, 29.09.2019 00:30, paige1616

Will !

a car is traveling at a constant velocity of 60 km/h for 4 hours.

choose the correct statement about the acceleration of the car.

a) the acceleration of this car is zero.
b) the acceleration of this car is positive.
c) the acceleration of this car is negative.
d) the acceleration of this car is 15 m/s.

answer
Answers: 1

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Physics, 26.09.2019 13:30, ashleymspears
The truck is described as travelling at 30mph to the west. the quantity described here is a(n) a) speed b) velocity c) acceleration d) kinetic energy 2) marcus drove his honda prelude for 4 hours at a rate of 55 miles per hour. how far did he travel? a) 11 miles b) 55 miles c) 110 miles d) 220 miles 3) a car is traveling at a constant velocity of 60 km/h for 4 hours. choose the correct statement about the acceleration of the car. a) the acceleration of this car is zero. b) the acceleration of this car is positive. c) the acceleration of this car is negative. d) the acceleration of this car is 15 m s . 4) why does a raindrop accelerate as it falls to the earth? a) because it gains mass during its travel b) because the force of gravity pulls on the drop c) because it gets further from the cloud where it started d) because fewer forces are present to slow it down as it drops the product of an object's mass and velocity is it's a) acceleration. b) inertia. c) momentum. d) weight. 12) find the momentum of an 80 kg student that rides a skateboard at the rate of 2 m s . a) 0.25 kgm s b) 16 kgm s c) 40 kgm s d) 160 kgm s 13) is there ever a situation where an ant will have more momentum than an elephant? explain why or why not? a) no, an elephant has too much mass. b) yes, if the ant is standing still. c) no, an ant cannot move fast enough. d) yes, if the elephant is standing still. 14) suppose car 1 collides with car 2; car 2 was not moving. in an ideal situation with no friction, according to the law of conservation of momentum, what happens to the momentum within this system after the collision? a) it remains the same. b) it is greatly reduced. c) it is slightly reduced. d) it is slightly increased.
Answers: 1
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Will !

a car is traveling at a constant velocity of 60 km/h for 4 hours.

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