8th Grade Midterm Review

Newton's First Law of Motion is known as the Law of

• Acceleration

• Forces

• Inertia

• Equal and Opposite Forces

Which of the following is NOT a metric unit?

• meter

• kilograms

• centiliters

• miles

In a game of tug and war, one team pulls with a force of 750 N, while the other team pulls with a force of 600 N. What is the net force acting on the rope?

• 150 N

• 0 N

• 1350 N

• 50 N

Tags

NGSS.MS-PS2-2

What is the relationship between mass and inertia?

• The less an object's mass, the greater its inertia

• The greater an object's mass, the greater its inertia

• There is no relationship between mass and inertia

Which of the following forces keeps planets in orbit around the sun?

• Magnetism

• Elasticity

• Air resistance

• Gravity

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A man throws a ball with a force of 200 N. The mass of the ball is 50 grams. What is the acceleration of the ball? (Hint: Use Newton's Second Law - F = MA)

• 1000 m/s^2

• 4 m/s^2

• 40 m/s^2

• 100 m/s^2

Tags

NGSS.MS-PS2-2

Which of the following forces is responsible for a soccer ball rolling along a turf field slowing down and eventually coming to a stop?

• Gravity

• Applied forces

• Friction

• Inertia

Tags

NGSS.MS-PS3-5

A woman pushes against a wall with a force of 150 N. The wall pushes back against the woman with a force of

• 0 N

• 300 N

• the wall isn't a living thing and therefore does not push back against the woman

• 150 N

Tags

NGSS.MS-PS2-1

Which of the following object's has the most inertia?

• A car parked in a driveway

• A handball thrown in the air

• A classroom desk

• A piece of paper that falls to the ground

The strength of the gravitational attractional between two objects is determined by their

• movement and distance

• mass and distance

• volume and shape

• matter and distance

Tags

NGSS.MS-PS2-4