Unit 3 Lesson 2 Vocabulary

Fill in the blank: ________ is a law that says every object in the universe pulls on every other object with a force called gravity. The bigger the objects or the closer they are, the stronger the pull.

• Newton’s Law of Universal Gravitation

• Kepler’s First Law

• Archimedes’ Principle

• Boyle’s Law

Tags

NGSS.MS-PS2-4

Fill in the blank: ________ is a force that pulls objects toward each other. On Earth, it pulls everything toward the ground.

• Gravity

• Friction

• Magnetism

• Electricity

Tags

NGSS.5-PS2-1

Fill in the blank: The actual force of attraction between two objects because of their mass is called ________.

• Gravitational Force

• Magnetic Force

• Frictional Force

• Electrostatic Force

Tags

NGSS.MS-PS2-4

Fill in the blank: The amount of matter (stuff) in an object is called its ________.

• Mass

• Weight

• Volume

• Density

Fill in the blank: The measure of the force of gravity on an object's mass is called its ________.

• Weight

• Volume

• Density

• Temperature

Tags

NGSS.MS-PS2-4

Fill in the blank: The principle that an object will keep doing what it’s doing (staying still or moving) unless a force acts on it is called ________.

• Newton’s Law of Inertia

• Newton’s Law of Acceleration

• Newton’s Law of Gravity

• Newton’s Law of Action-Reaction

Fill in the blank: Another way of describing inertia: an object at rest stays at rest, and an object in motion stays in motion at the same speed and in the same direction unless acted on by a force. This is known as ________.

• Newton’s First Law of Motion

• Newton’s Second Law of Motion

• Law of Conservation of Energy

• Theory of Relativity

Fill in the blank: The curved path an object takes around another object in space, caused by gravity, is called an ________.

• Orbit

• Axis

• Rotation

• Eclipse

Tags

NGSS.MS-ESS1-2