ALC Book 27 L3 and L4 Vocab Review

______ can be a dangerous chemical.

• Acid

• Bar

• Coil

• Electrode

Do you have a _______ in science? No, I don't have that experience.

• background

• bar

• brain

• flashlight

The _______ is made of metal.

• bar

• rod

• volt

• flashlight

The laser emits a _______ of light.

• beam

• bar

• rod

• volt

100 years is a ________.

• decade

• century

• long time

• cookie

The ______ needs to be very strong.

• coil

• bar

• beam

• rod

I was talking to my wife when we were ________.

• cut out

• cut down

• cut off

• chopped down

You can attach _______ to a person to check their heart.

• electrons

• electrodes

• electronics

• volts

An _________ has a negative charge.

• electron

• electrode

• neutron

• proton

Houses today are full of ________.

• electronics

• electrons

• electrodes