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