8th Grade Ch.2 pretest
  • 1. Which of the following is TRUE?
A) Pushing on an object will change how it moves.
B) Most objects move at the same speed.
C) All objects move in the same direction.
D) Pulling an object in motion will not affect its motion.
  • 2. The motion of an object changes when you change
A) its direction only
B) either its speed or its direction
C) neither its speed nor its direction
D) its speed only
  • 3. Which units can be used to measure distance?
A) seconds
B) meters
C) cubic centimeters
D) liters
  • 4. Which units can be used to measure time?
A) milligrams
B) meters
C) liters
D) seconds
  • 5. Hitting a ball can change its
A) size and direction
B) mass and size
C) speed and mass
D) speed and direction
  • 6. A ball moves 5 meters in 10 seconds. What does this information tell you about the motion of the ball?
A) direction and size
B) distance and time
C) speed and weight
D) force and direction
  • 7. Simplified, the fraction 15/5 equals
A) 5
B) 65
C) 3
D) 1/3
  • 8. Simplified, the fraction 10/15 equals
A) 1.5
B) 1/3
C) 3
D) 2/3
  • 9. Which statement about a line graph is TRUE?
A) The intervals on the x-axis are usually different sizes in the same graph.
B) The x-axis is vertical and the y-axis is horizontal.
C) The scale of both axes must begin at zero.
D) The y-axis is vertical and the x-axis is horizontal
  • 10. If you push or pull a moving object,
A) its mass will change
B) its velocity will remain the same
C) it will not accelerate
D) its motion will change
  • 11. Which of the following is an example of horizontal movement?
A) a ball that is still
B) a ball rolling on a flat table
C) a ball thrown straight up into the air
D) a ball spinning in place
  • 12. Which of the following is an example of vertical movement?
A) a person turning in circles
B) a person walking on a sidewalk
C) a person jumping straight up and down
D) a person standing on one foot
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