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11/7 - Warmup Review

Last updated 9 months ago

6 questions

2

1

1

1

1

1

Question 1

1.

Which of these materials would be good insulators of electricity?

Select TWO correct answers.

Gold

Glass

Silver

Wood

Iron

Question 2

2.

Which substance is NOT soluble in water?

Powered drink mix

Sugar

Salt

Sand

Question 3

3.

What is the best use for the energy form shown below?

To produce sound energy

To produce solar energy

To produce mechanical energy

To produce electrical energy

Question 4

4.

A campfire, fireworks, and a burning candle all produce which forms of energy?

Select TWO correct answers.

Mechanical energy

Thermal energy

Light energy

Solar energy

Electrical energy

Question 5

5.

What is wrong with the circuit below?

The light is not big enough.

It needs more wires.

The wires are not closed.

Another energy source is needed.

Question 6

6.

Electricity can be used to produce –

light

heat

sound

all of the above