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Quarter 1 Summative Test

Authored by bhern lorayes

Science

7th Grade

Used 4+ times

Quarter 1 Summative Test
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40 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What happens when an electric current flows through a wire?

The wire begins to heat up.

Nothing happens.

A field of gravity is created around the wire.

A magnetic field is created around the wire.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

This picture best illustrates the construction of a(n)

magnet

electromagnet

series circuit

parallel circuit

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How do you make an electromagnet stronger?

Add a motor and/or lightbulbs
Add more light bulbs and/or wire coils
add more wire coils and/or a switch
add more wire coils and/or batteries

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is true about electricity and magnetic fields?

Electricity is needed to create any magnet.
Electricity always creates a magnetic field.
Electricity is stronger than a magnetic field.
Electricity prevents magnetic fields from occurring.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What kind of magnet can be turned on and off?

refridgerator magnet
electromagnet
magnetite
iron

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is magnetic force?

A force exerted by electrically charged particles

A force exerted by magnets that can be felt by objects near a magnet

A force exerted by magnets that makes an object become electrically charged

A force exerted by a magnet only when it physically touches an object

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Particles with opposite charges ____________ and particles with same (or like) charges ____________.

attract, repel

repel, repel

attract, attract

repel, attract

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