Force and Motion

When two objects collide, a force is exerted on each object. The two forces are exerted in _____.

• the same direction

• opposite directions

• any direction

• space

Tags

NGSS.MS-PS2-1

When two objects collide, a force is exerted on each object. The two forces are _____.

• dependent on the mass

• in the same direction

• greater on the object with more mass

• of equal strength

Tags

NGSS.MS-PS2-1

Which model best depicts the force applied in the collision between the pod and space station?

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Tags

NGSS.MS-PS2-1

If objects in a collision have different _____, their changes in velocity will be different.

• directions

• speeds

• sizes

• masses

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Friction is a force applied in _____ direction of velocity.

• the opposite

• the same

• a downward

• each

Which of the models displays a possible change in velocity due to friction?

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Tags

NGSS.MS-PS2-2

When making a scientific argument, evidence must be linked to a claim with _____.

• reasoning

• more evidence

• another claim

• photos

Tags

NGSS.HS-LS4-1

In a collision, which object will have a greater change in velocity due to the forces applied?

• The more massive object.

• The less massive object.

• The moving object.

• The stationary object.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Different surfaces can have different _____ friction forces.

• direction

• science

• ice

• strength

Two objects with the same initial velocity will stop or slow down due to the same friction force at different rates based on the _____ of the objects.

• mass

• speed

• force

• gravity

Tags

NGSS.MS-PS2-2