Science 4 Reviewer (Quarter 3)

1. Which of these describes how light travels through an

empty space?

• a. It travels straight but may change direction to avoid

  objects.

• b. It changes direction often even if there are no objects.

• c. It comes to a step after it travels a certain distance.

• d. It travels in a straight line without stopping.

2. What kind of path does light take?

• a. It travels in a straight line until it hits something or

  goes through it.

• b. It travels around corners and goes through all kinds

  of objects.

• c. It travels to any direction and bounces off all objects.

• d. It travels in curves around all objects

3. Which may best describe how light moves?

• 
• 
• 
• 

What happens when light bounces off the surface of an object?

• A. Reflection

• B. Refraction

• C. Absorption

• D. Mirroring

What happens when light bends as it passes from one material to

another?

• A. Reflection

• B. Refraction

• C. Absorption

• D. Mirroring

How does light travel?

• A. Light does not travel at all

• B. In a straight line until it hits an object

• C. By refracting until it is absorbed

• D. By being always reflected

Which of the following objects best reflect light?

• A. Mirror and shiny smooth object, and water surface

• B. Soft, colored and textured objects

• C. Objects that are made of glass

• D. Rough and hard surface

When you look in a mirror, which of the following causes your eye to

be able to see your image?

• A. Reflection

• B. Refraction

• C. Absorption

• D. Mirroring

Which of the following causes a straw in a glass to appear broken and

bent?

• A. Reflection

• B. Refraction

• C. Absorption

• D. Mirroring

Hissing of a snake produces a ___________ sound

• A. soft

• B. loud

• C. intense

• D. squeaky