8th Grade Final Exam Study Guide

Which of Newton's Laws is also known as Inertia?

• Newton's First Law
• Newton's Second Law
• Newton's Third Law

If a car travels 200km in 4 hours, they are going __________.

• 800 km
• 5 hours
• 40 km/h
• 50 km/h

Which of Newton's Laws states An object in motion will stay in motion and an object at rest will stay at rest unless acted on by a force.

• Newton's First Law
• Newton's Second Law
• Newton's Third Law

Which of Newton's Laws states The acceleration of an object depends on the mass of an object and the amount of force applied to the object.

• Newton's First Law
• Newton's Second Law
• Newton's Third Law

A material through which electrons can move easily is a __________.

• conductor
• insulator
• magnet
• charge

A ______________ is complete and electric energy flows through it.

• closed circuit
• open circuit
• volt
• electric current

Magnets A and B are of equal magnetic strength. In which positions will magnets A and B have the greatest attractive force toward each other?

• 1
• 2
• 3
• 4

Letters A, B , C and D represent locations on a bar magnet. Which location has the greatest magnetic force?

• A
• B
• C
• D

When the north poles of two different magnets are pushed together, they ______________.

• attract
• repel

True or False: All metals are magnetic.

• True
• False