Physical Science Test
  • 1. The bouncing of light rays off an object is called...
A) reflection
B) refraction
C) congruence
D) symmetry
  • 2. What part of a telescope refracts light?
A) focus knob
B) lens
C) base
D) body tube
  • 3. Eyeglasses work on the principle of...
A) refraction
B) reflection
C) symmetry
D) rainbow colors
  • 4. When we look at a red bird, which color is reflected?
A) red
B) blue
C) green
D) yellow
  • 5. A rainbow is an example of...
A) light refracted by a telescope
B) rainsdrops changing colors
C) light reflected by a mirror
D) white light splitting into colors
  • 6. An example of an everyday object that works due to reflected light is a...
A) microscope
B) telescope
C) tinted car window
D) camera
  • 7. The bending of light rays by an object is called...
A) reflection
B) congruence
C) refraction
D) symmetry
  • 8. What property changes when an ice cube melts?
A) ability to conduct heat
B) melting point
C) magnetism
D) boiling point
  • 9. At what temperature does ice melt?
A) 90 degrees Celsius
B) 100 degrees Celsius
C) 0 degrees Celsius
D) 10 degrees Celsius
  • 10. Anything that has mass and takes up space is called...
A) weight
B) materials
C) matter
D) length
  • 11. The best conductor of electricity is...
A) air
B) metal
C) rock
D) water
  • 12. All pure water has the same...
A) mass and volume
B) temperature and weight
C) freezing, melting, and boiling points
D) mass and weight
  • 13. The ingredients in a mixture...
A) can never be separated
B) are not chemically joined
C) are illustrated by rust
D) always form a solution
  • 14. When sugar seems to disappear in water, it...
A) conducts
B) condenses
C) evaporates
D) dissolves
  • 15. A solution composed completely of gases is...
A) air
B) Kool-Aid
C) petroleum
D) soda
  • 16. Which property of sugar does not change when it dissolves?
A) texture
B) insulation
C) shape
D) taste
  • 17. A push or pull on an object is called...
A) force
B) vibration
C) energy
D) inertia
  • 18. Which of the following has the greatest inertia?
A) car
B) train
C) bowling ball
D) planet
  • 19. What must be applied to an object to change its motion or direction?
A) speed
B) inertia
C) force
D) density
  • 20. Planets and moons in the solar system keep moving due to...
A) inertia
B) magnetism
C) gravity
D) force
  • 21. The ability to cause change or do work is called...
A) enery
B) resources
C) vibrations
D) fossil fuels
  • 22. Most of the energy used on the earth comes from...
A) electricity
B) the sun
C) waves
D) sounds
  • 23. The motion of something moving quickly back and forth creates...
A) heat
B) electricity
C) light
D) sound
  • 24. Both sound and light energy travel in...
A) waves
B) parallel lines
C) bent lines
D) curved lines
  • 25. Which of the following is NOT a type of energy?
A) heat
B) sound
C) electrical
D) reflection
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