Linear momentum

Flashcard
•
Physics
•
8th Grade
•
Hard
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12 questions
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1.
FLASHCARD QUESTION
Front
A 20 kg bike accelerates at 10 m/s2. What was the force?
Back
200 Newtons
2.
FLASHCARD QUESTION
Front
An object with a mass of 5.0 kg accelerates 8.0 m/s2 when an unknown force is applied to it. What is the amount of the force?
Back
40 N
3.
FLASHCARD QUESTION
Front
A 1,000 kg truck moving at 10 m/s runs into a concrete wall. It takes 0.5 seconds for the truck to completely stop. What is the magnitude of force exerted on the truck during the collision?
Back
20,000 N
4.
FLASHCARD QUESTION
Front
Calculate the net force of the object in the image shown.
Back
5N
5.
FLASHCARD QUESTION
Front
What is the net force? Options: 20 N, 0 N, 400 N, 40 N
Back
40 N
6.
FLASHCARD QUESTION
Front
An object at rest will stay at rest and an object in motion will stay in motion unless acted on by a force, is which one of Newton's Laws of Motion? Options: 4th Law of Motion, 1st Law of Motion, 3rd Law of Motion, 2nd Law of Motion
Back
1st Law of Motion
7.
FLASHCARD QUESTION
Front
What is an elastic collision?
Back
An elastic collision is an encounter between two bodies in which the total kinetic energy of the two bodies remains the same.
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