Calculations Practice Sheet

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Presentation transcript:

Calculations Practice Sheet Answer the following problems, circle your final answer and don’t forget your units!!!

In the equation for momentum, what is the symbol for momentum? Answer: p

2. What is the unit for force? Answer: newtons (N)

3. What is the equation for Newton’s 2nd law of motion? Answer: F = ma

4. What is the value for gravity (include the units!!)? Answer: 9.8 m/s2

5. What is the weight of a 40 kg person who lives on Venus where the gravity is 8.9 m/s2? Must have correct units!! Answer: 356 N

6. What is the triangle for momentum?

Answer: p m v

7. What are the units for momentum? Answer: kg x m/s

8. Calculate the momentum of the following: A 75 kg speed skater moving forward at 16 m/s. Must have correct units!! Answer: 1200 kg x m/s

9. Calculate the momentum of the following: A seated 48 9. Calculate the momentum of the following: A seated 48.5 kg passenger on a train that is stopped. Must have correct units!! Answer: 0 kg x m/s

10. Calculate the velocity of a 0 10. Calculate the velocity of a 0.8 kg kitten with a momentum of 5 kg x m/s forward. Must have correct units!! Answer: 6.25 m/s

BONUS What is the other name for Newton’s 1st law of motion Answer: inertia