Force and Motion

Friction

• The force that pulls objects toward the center of the earth

• A force that stops or slows motion when objects rub together

• A push or pull that causes an object to move, stop, or change direction

• A change in position or location

Tags

NGSS.MS-PS2-2

The line or course along which an object is moving

• Force

• Friction

• Movement

• Direction

A push or pull that causes an object to move, stop or change direction

• Gravity

• Force

• Friction

• Movement

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Movement

• The force that pulls objects toward the center of the earth

• A force that stops or slows motion when objects rub together

• A push or pull that causes an object to move, stop, or change direction

• A change in position or location

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Gravity

• The force that pulls objects toward the center of the earth

• Where an object is located in space

• A push or pull that causes an object to move, stop, or change direction

• A change in position or location

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Position

• The force that pulls objects toward the center of the earth

• Where an object is located in space

• A push or pull that causes an object to move, stop, or change direction

• A change in position or location

A student is designing a force experimental investigation to test gravity. Which of the following is something the student could do to test gravity?

• Drop balls of various weight from the same height.

• Push a toy car on surfaces with different textures.

• Use a magnet to pull objects across a table.

• Pull a wagon with various amount of weight inside.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A student wanted to conduct an investigation see if the mass of a cart affects the movement of a cart on a ramp. Which of the following is the variable of the experiment?

• Carts of different lengths

• Carts of different masses

• Ramps with different textures

• Ramps of different heights

Tags

NGSS.MS-PS2-2

Students designed a force experimental investigation by pushing this object down ramps made out of various textures. Which type of force are the students testing?

• Gravity

• Density

• Magnetism

• Friction

A student is designing a force experimental investigation to measure the speed of a penny sliding down ramps. Each ramp is a different height. Which scientific tools are needed to record the data from the experiment?

• Spring scale

• Camera

• Metric ruler

• Stopwatch

Tags

NGSS.MS-PS3-1