Review

Which form of energy is being USED by a toaster?

• Light

• Electricity

• Heat

• Sound

A computer uses ______ and produces_______

• Light energy , electrical energy

• Light energy, Thermal energy

• Electrical energy, light energy

• Thermal energy, electrical energy

What would best complete this circuit?

• a wire

• battery

• switch

• light bulb

The circuit is

• closed

• open

• parallel

• Insulator

Which one will still function if one light bulb goes out?

• A- series

• A- Parallel

• B- Series

• B- Parallel

How does light move?

• In a straight line

• In circles

• slowly

• faster through opaque lines

Tags

NGSS.MS-PS4-2

Which of these provides the best explanation for why the pencil appears broken?

• The pencil absorbs the light rays that hit it

• Water reflects light rays away from the pencil.

• Light rays are bent by the water in the glass.

• The surface of the water reflects the light rays.

Which one is an example of light being reflected?

• Seeing yourself in a mirror

• 
  Lighting a candle

• Being able to see better with glasses

• The sun shining

Tags

NGSS.MS-PS4-2

Light travels in straight lines until reflected by another object. Which illustration best shows the light being reflected?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

Objects that do not allow light to pass through are called

• Transparent
• Translucent
• Opaque