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