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Physics, 09.02.2021 17:50 BeverlyFarmer

1. Acceleration can result from a change of _, or a change in _, or both * distance, direction

temperature, volume

speed, direction

force, momentum

2. The acceleration is _ when an object is speeding up. *

positive

negative

zero

constant

2. The acceleration is _ when an object is slowing down. *

positive

negative

zero

constant

3. When an object is moving at a constant speed, its acceleration is _. *

positive

negative

zero

constant

4. A roller coaster is moving at 35 m/s at the bottom of a hill. Four seconds later it reaches the top of the hill moving at 7 m/s. What was the acceleration of the coaster? Include: the formula, the work, the units, and mention if the object was accelerating or decelerating. *

5. A train moves from stop to a speed of 30 m/s in 25.0 seconds. What is its acceleration? Include: the formula, the work, the units, and mention if the object was accelerating or deccelerating. *

6.How long will it take a car to go from a complete stop to 33 km/hr if they are accelerating at 11 km/hr2? Include: the formula, the work, the units, and mention if the object was accelerating or deccelerating.

7.A train was going 100 m/s hit the brakes after seeing a deer who decided to have a nap on the train tracks. It took the train 1 minute 40 seconds to stop, what was the train’s acceleration? Include: the formula, the work, the units, and mention if the object was accelerating or deccelerating.

8. Write a short story that contain an acceleration/decceleration problem. Include numbers and units and solve for the unknown according to your story. Make sure to include the formula, the work, and the right units. *


1. Acceleration can result from a change of _______, or a change in ___________, or both *

distan
1. Acceleration can result from a change of _______, or a change in ___________, or both *

distan
1. Acceleration can result from a change of _______, or a change in ___________, or both *

distan

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Answers: 2

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