1. PHYSICS REVIEW GAME!!
GOOD LUCK!!!

2. What is speed in a given direction called?
a. acceleration
b. friction
c. gravity
d. velocity
Velocity

3. A push or a pull is also known as a. acceleration b. force c. gravity
d. inertia
Force

4. If the mass of an object is decreased and the force on the object remains the same, the acceleration will
a. decrease
b. increase
c. remain the same
Increase

5. What happens when two forces act in the same direction?
a. they cancel each other out
b. the stronger one prevails
c. their sum divided by two is the total force
d. they add together
They add together

6. What is the steepness of a line on a graph called?
a. rise
b. run
c. slope
Slope

7. TRUE OR FALSE
Unbalanced forces do not change an object’s motion.
False (do)

8. The fact that the voyager spacecraft is still traveling in space 25 years after leaving Earth is an example of which of Newton’s laws of motion.
a. First law of motion
b. Second law of motion
c. Third law of motion
d. Law of conservation of momentum
Newton’s first law of motion

9. The amount of matter in an object is known as
a. gravity
b. inertia
c. mass
d. weight
Mass

10. According to Newton’s third law of motion, when a hammer strikes and exerts force on a nail, the nail
a. creates a friction with a hammer
b. disappears into the wood
c. exerts an equal force back on the hammer
d. moves at a constant speed
Exerts an equal force back on the hammer

11. The force that one surface exerts on another when the two rub against each other is called
a. friction
b. acceleration
c. inertia
d. gravity
Friction

12. Another way to write the unit Newton is
a. m/s2
b. kg · m/s
c. kg · m/s2
d. kg/m/s2
kg · m/s2

13. c. the same on the plane as on the ground
You are riding in a plane 35,000 feet above the ground. Your mass in the plane compared to your mass on the ground is
a. less on the plane
b. more on the plane
c. the same on the plane as on the ground
d. not able to be determined
The same on the plane as on the ground

14. c. the same on the plane as on the ground
You are riding in a plane 35,000 feet above the ground. Your weight in the plane compared to your weight on the ground is..
A. less on the plane
b. more on the plane
c. the same on the plane as on the ground
d. not able to be determined
Less on the plane

15. Newton is the SI unit of what?
a. Force
b. Momentum
c. Place
d. Time
Force

16. They land at the same time
If a golf ball and a ping pong ball are each dropped from one meter (air resistance is not a factor) at the same time, which lands first?
a. the golf ball
b. the ping pong ball
c. they land at the same time
d. it cannot be determined
They land at the same time

17. What is the average speed of cyclist C?
12.5 mph

18. How far did Cyclist B travel in 2 hours?
15 miles

19. What is the momentum of a 250 kg dolphin swimming 4 m/s?
1000 kg · m/s

20. What is the formula for acceleration?
a. mass/force
b. Final Speed - Initial Speed / Time
c. distance/time
Final Speed - Initial Speed / Time

21. TRUE OR FALSE
The property of matter that resists a change in motion is called inertia.
TRUE

22. What is the net force on a 1000-kg object accelerating at 3 m/s2?
3000 kg·m/s2

23. d. Law of conservation of momentum
A Golf club exerting a force on a golf ball and the golf ball exerting a force back on the club is an example of
a. First law of motion
b. Second law of motion
c. Third law of motion
d. Law of conservation of momentum
The third law of motion

24. The moon accelerates because it is…
a. in a vacuum in space
b. continuously changing direction
c. a very large sphere
d. constantly increasing its speed of orbit
Continuously changing direction

25. What is the formula for speed?
a. Distance · Time
b. Distance / Time
c. Time / Distance
Distance / Time

26. Changing direction is an example of a kind of…
a. acceleration
b. speed
c. velocity
d. constant rate
Acceleration

27. True or False
Weight is the amount of matter in an object and does not change.
False- this defines mass.

28. TRUE OR FALSE
The information needed for describing velocity is distance/time and direction.
TRUE

29. The velocity of water flowing over Lava falls is 15 m/s
The velocity of water flowing over Lava falls is 15 m/s. After going over the falls, the water slows to 5 m/s in 2 s. What is the acceleration of the water?
-5 m/s2

30. When an object’s distance from another object is changing,
a. it is in motion
b. it is speeding
c. it has a high velocity
d. it is accelerating
It is in motion

31. TRUE OR FALSE
Mass and air resistance affect the gravitational attraction between objects.
False. (Mass and Distance)

32. Any force that causes an object to move in a circle is called a(n)
A. balanced force
b. unbalanced force
c. gravitational force
d. centripetal force
Centripetal force

33. The SI unit of acceleration is
a. m/s
b. m/s2
c. m2/ s
d. m2/s2
m/s2

34. What is the tendency of a moving body to remain in motion called?
a. acceleration
b. gravity
c. momentum
Momentum or Inertia

35. What is the measure of the force of gravity on an object called?
a. inertia
b. mass
c. weight
Weight

36. If a 30 kg meteor hits the surface of the moon at 200 km/s, what is the meteor’s momentum?
6000 kg·km/s

37. What is the distance an object travels per unit of time?
a. acceleration
b. momentum
c. speed
Speed

38. TRUE OR FALSE
If a train is slowing down, it is accelerating?
TRUE

39. d. Law of conservation of momentum
Acceleration depends on the object’s mass and on the net force acting on the object describes which of Newton’s laws?
a. First law of motion
b. Second law of motion
c. Third law of motion
d. Law of conservation of momentum
Newton’s second law.

40. Katie runs 24 meters in 3 seconds. What is her speed?
8 m/s

41. How could the relationship mass and an objects’ acceleration be described?
a. a direct relationship
b. an inverse relationship
c. no relationship
Inverse

42. What is the place or object used for comparison to determine if an object is in motion?
a. a tree
b. a reference point
c. none
Reference Point

43. What is the relationship between the force applied to an object and that object’s acceleration?
a. direct
b. indirect
c. no relationship
direct

44. Objects falling through the air experience a type of friction called
a. terminal velocity
b. air resistance
c. inertia
d. rolling friction
Air resistance