Ch. 11 - Gravity & Friction (Lesson 1)

A push or a pull is called a(n) _________

• force

• gravity

• strength

• friction

Tags

NGSS.3-PS2-1

Gravity and magnetism are examples of contact forces.

• True

• False

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NGSS.MS-PS2-3

Weight is the measure of gravitational force on an object

• True

• False

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A(n) ________ is a push or a pull on an object by another object that is touching it.

• friction

• contact force

• mass

• magnetism

Tags

NGSS.MS-PS2-2

A force that one object can apply to another object without touching it is a(n) ________.

• non-contact force

• contact force

• universal gravitation

• friction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Gravity, _______, and electric forces are examples of non-contact forces

• magnetism

• solar power

• force

• sliding

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Forces have _______ and ________.

• strength

• direction

• mass

• friction

Tags

NGSS.MS-PS2-1

An arrow can be used to show a force; the _______ shows the strength of the force, and the direction of the arrow shows the _______ of the force.

• length

• direction

• strength

• force

Forces are measured in units called _________.

• Newtons

• kilograms

• pounds

• kilowatts

Tags

NGSS.MS-PS2-1

According to the law of ___________, all objects are attracted to one another with a gravitational force that is proportional to the mass of the objects and the distance between them.

• universal gravitation

• magnetism

• force

• gravity

Tags

NGSS.MS-PS2-4