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Q2 8th Grade Science Benchmark Review

Q2 8th Grade Science Benchmark Review

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the poles of a magnet?

Back

The poles of a magnet are the regions where the magnetic force is strongest. Every magnet has a north pole and a south pole.

2.

FLASHCARD QUESTION

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. It can be turned on and off.

3.

FLASHCARD QUESTION

Front

Which star has the lowest temperature?

Back

Star C has the lowest temperature among the options provided.

4.

FLASHCARD QUESTION

Front

What is the energy transformation in an electrical generator?

Back

In an electrical generator, the energy transformation begins as mechanical energy and becomes electrical energy.

5.

FLASHCARD QUESTION

Front

What is electric charge?

Back

Electric charge is a property of matter that causes it to experience a force when placed in an electromagnetic field. It can be positive or negative.

6.

FLASHCARD QUESTION

Front

What is the difference between magnetic force and electric force?

Back

Magnetic force acts on moving charges and magnets, while electric force acts on stationary charges.

7.

FLASHCARD QUESTION

Front

What is the principle of electromagnetism?

Back

The principle of electromagnetism states that electric currents produce magnetic fields and that changing magnetic fields can induce electric currents.

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