Heat and Light

When light bounces off an object, it _________. page 104

• reflects

• refracts

• absorbs

• condenses

Most objects that give off light also give off ___________. page 108

• sound

• heat

• electricity

• mechanical energy

When light bends and changes direction in water and other objects, it _________. page 104

• reflects

• refracts

• absorbs

• condenses

How does light travel? Hint: Light radiates. page 106

• in all directions toward the source

• in one direction away from the source

• in all directions away from the source

• in one direction toward the source

Which of these objects absorbs the greatest amount of light? page 105

• a black t-shirt

• a yellow t-shirt

• a grey t-shirt

• a white t-shirt

How are the sun, a campfire, and a streetlight alike? page 107

• They all absorb chemical energy.

• They all bend light energy and absorb chemical energy.

• They all are solar powered.

• They all radiate light energy and thermal energy.

Diamonds sparkle because light ______ and ______ . page 104

• absorbs and warms

• reflects and refracts

• melts and radiates

• condenses and cools

Tags

CCSS.RI.3.3

CCSS.RI.3.5

CCSS.RI.2.5

CCSS.RI.4.3

CCSS.RI.4.5

Which forms of energy does the flame on a candle release? page 107

• light and mechanical

• chemical and sound

• light and heat

• electrical and chemical

How is the path of light hitting a mirror different from the path of light going through a water droplet? page 104

• A mirror reflects light. Water bends light.

• A mirror bends light. Water reflects light.

• A mirror bends light. Water absorbs light.

• A mirror reflects light. Water absorbs light.

When an object takes in some of the light that hits it, the object _____ the light. page 105

• reflects

• refracts

• absorbs

• condenses

Tags

CCSS.RI.3.5

CCSS.RI.3.3

CCSS.RI.2.5

CCSS.RI.4.3

CCSS.RI.2.3