Force & Motion Unit Questions

What is a lever?

• An object that changes a force

• Simple machine made up of two inclined planes

• Stiff bar that moves freely on a fixed point

• A rope fitted around the rim of a fixed wheel

What is an inclined plane?

• An object that changes a force

• Simple machine made up of two inclined planes

• A force that pulls objects toward each other

• Simple machine made up of a slanted surface

What is friction?

• A force that pulls objects toward each other

• A force that slows or stops motion between two surfaces

• A measure of the distance an object travels in a certain amount of time

• Two cylinders that turn on the same axis

What is gravity?

• A force that pulls objects toward each other

• A measure of the distance an object travels in a certain amount of time

• An object that changes a force

• Simple machine made up of a slanted surface

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is force?

• Pushes or pulls that cause objects to change their motion

• A rope fitted around the rim of a fixed wheel

• Two cylinders that turn on the same axis

• Inclined plane wrapped around a post

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is a wheel & axle?

• Two cylinders that turn on the same axis

• A force that slows or stops motion between two surfaces

• A measure of the distance an object travels in a certain amount of time

• Simple machine made up of a slanted surface

What is a screw?

• Inclined plane wrapped around a post

• A rope fitted around the rim of a fixed wheel

• A force that pulls objects toward each other

• Simple machine made up of two inclined planes

What is a pulley?

• A rope fitted around the rim of a fixed wheel

• A force that slows or stops motion between two surfaces

• A measure of the distance an object travels in a certain amount of time

• Simple machine made up of a slanted surface

What is a simple machine?

• An object that changes a force

• Simple machine made up of a slanted surface

• A measure of the distance an object travels in a certain amount of time

• A force that pulls objects toward each other

What is a wedge?

• Simple machine made up of a slanted surface

• Inclined plane wrapped around a post

• A rope fitted around the rim of a fixed wheel

• Two cylinders that turn on the same axis