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Science & Principles

Authored by Emilio Esposito

Science, English, Mathematics

1st - 2nd Grade

Used 32+ times

Science & Principles
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following conductors decreases in resistance when temperature is increased?

Copper

Carbon

Aluminium

Tungsten

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A good insulating material has ...

Mainly negative ions

Many free protons

Few free electrons

A surplus of electrons

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material is an insulator?

Rubber eraser

Aluminium foil

Paper clip

Gold

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Thicker conductors have ....... resistance than thinner conductors

More

Less

The same

X 10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the conductor below

Cloth rag

Gold ring

Plastic bottle

Rubber eraser

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula represents Ohms Law?

V= IR

R= IV

I= RV

P= R+I

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An accumulation of electrons on an object is known as .......

Static electricity

AC

Current

Voltage

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