Inv. 1 Energy and Circuits

What is the material in the lightbulb that makes light when heated?

• coil

• filament

• compass

• core

What did Thomas Edison improve, but did not event?

• the computer

• the radio

• the telephone

• the lightbulb

When an electric current flows through the wire to the filament, the filament gets hot and...

• glows and gives off light

• turns into water vapor

• makes a fire

• explodes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following is visible evidence of energy?

• a battery

• a wire

• light

• a pickle

What are the two wires that hold up the filament in a lightbulb?

• there are no wires in a lightbulb

• the split wire and the casing wire

• the base wire and the loose wire

• the base wire and the casing wire

A place where connections are made to allow electricity to flow is called

• a the high point

• a contact point

• the low point

• the middle point

The two contact points that wires much touch on a lightbulb to make it light are...

• the base and the side

• the base and the top

• the side and the top

• both sides

The definition of energy is...

• the ability to eat

• the ability to win

• the ability to love

• the ability to do work

All of the following are examples of light sources except

• the sun

• a lightbulb

• a flame

• a clock

Which of the following contact points is not actually connected?

• The wire to the base of the lightbulb

• The wire to the side of the lightbulb

• the wire to the positive side of the battery

• the wire to the negative side of the battery

Tags

NGSS.MS-PS2-3