Physics Midterm Review 2023

What is force?

• A push exerted on an object
• A push or pull exerted on an object
• A pull exerted on an object
• Nothing

What is defined as a push or pull between two objects that are touching?

• Contact force

• Force that acts over a distance

• Non contact force

• Normal force

Tags

NGSS.MS-PS2-2

Students create balloon rockets by taping drinking straws to balloons and running a thick string through the straw. The ends of the string are held tightly apart. When the balloon is inflated and released, it moves along the string. What type of force moves the balloon forward?

• Gravitational force.

• Push force from air leaving the balloon.

• Pull force from the string.

• Magnetic force from the string to the straw.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

What is shown here?

• Push contact force

• Pull contact force

• Magnetic force

• Electrical force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

Which diagram best shows person pushing a couch (accelerating) across the floor?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-2

The down-arrow in this diagram is most-likely:

• gravity

• normal

• a push or pull

• friction

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

• 1st
• 2nd
• 3rd

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

NGSS.MS-PS3-5

• 1st
• 2nd
• 3rd

Tags

NGSS.MS-PS2-1

What is the tendency of an object to resist a change in motion?

• coffee
• motion
• inertia
• gravity

Tags

NGSS.MS-PS2-2

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass and requires more force to accelerate.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law

Tags

NGSS.HS-PS2-1