12. What do we know about Vx in projectile motion? Why? 13. What is the velocity of a projectile at AYmax? 14. What causes changes to motion? 15. The units of force are the or
12. What do we know about Vx in projectile motion? Why? 13. What is the velocity of a projectile at AYmax? 14. What causes changes to motion? 15. The units of force are the or
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Transcribed Image Text:11. Neglecting air resistance, what force(s) act on
therefore the projectile is in
12. What do we know about Vx in projectile motion? Why?
13.
What is the velocity of a projectile at AYmax?
14.
What causes changes to motion?
15.
The units of force are the
or
16. List and describe the fundamental forces in order of increasing strength.
17. Force is a
quantity which has both
and
18. List and describe Newton's three laws of motion.
19. How do we measure the force of gravity on an object?
20. How do we measure the inertia of an object?
21. If you drop a ball, which object experiences a greater force, the ball or the earth? Explain
and describe the forces.
22.
Can an object with zero net force on it be moving? Explain.
23. Can an object that is not moving have forces on it? Explain.
24,
Calculate the weight of 12Kg in metric units. Show the calculation on the answer sheet.
25. There is no absolute noPage
on so
Imption is
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