Newton's laws

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

Tags

NGSS.MS-PS2-5

A person not wearing a seatbelt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

This law is often called "the law of inertia."

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

Two students are in a baseball game. The first student hits a ball very hard and it has a greater acceleration than the second student who bunts the ball lightly.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

Tags

NGSS.MS-PS2-2

For every action there is an equal and opposite reaction.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• None of them

Tags

NGSS.MS-PS2-1

F=ma

• Newton's 1st law

• Newton's 2nd law

• Newton's 3rd law

• Law of conservation of momentum

Tags

NGSS.MS-PS2-2

What is the name of Newton's 3rd Law of Motion?

• Law of Force and Acceleration

• Law of Inertia

• Law of Action / Reaction

Tags

NGSS.MS-PS2-1

What is the definition of "weight"?

• the force in which gravity pulls on an object
• the time it takes to get on a ride 
• the amount of matter in an object
• the size of an object

Tags

NGSS.MS-PS2-4

 267.5 N unbalanced force applied to push a stuffed chair across the room, causing an acceleration of 4.2 m/s2. What is the mass of the chair?

• 26.75 kg
• 63.69 kg 
• 263.3 kg 
• 1123.5 kg

Tags

NGSS.MS-PS2-2

If the action force is of 5 N, then the reaction force will be .....

• 5 N in the same direction

• 5 N in the opposite direction

• 10 N in the same direction

• 10 N in the opposite direction