Light & Sound

Objects that allow some light to pass through are called __________________.

• Translucent
• Transparent
• Opaque

Objects that allow all light to pass through are called ________________.

• Translucent
• Transparent
• Opaque

Objects that do not allow any light to pass through are called______________.

• Translucent
• Transparent
• Opaque

When light strikes a surface & bounces off it is called __________________.

• Reflection
• Refraction
• Transparent

When light strikes a surface & bends or changes direction it is called ________________.

• Reflection
• Refraction
• Transparent

What type of lens bulges in the middle and is thinner around the edges?

• Convex
• Concave
• Conserve
• Prism

What type of lens is thin in the middle and thicker around the edges?

• Convex
• Concave
• Conserve
• Prism

When a flashlight is aimed at a mirror, the light is most likely going to _____________ after it hits the mirror.

• Refract
• Reflect
• Concave
• Disappear

What type of lens would be used in a magnifying glass?Convex b. Concave c. Conserve d. Prism

• Convex
• Concave
• Conserve
• Prism

What creates sound?

• Properties of air
• Pitch & quality
• Intensity & pitch
• Vibrations in the air