Force & Acceleration

Two people are pulling on a chain in opposite directions with forces of 500 N and 600 N. The forces would best be described as ______________. 

• balanced forces

• unbalanced forces

• gravitational forces

• action-reaction forces

Tags

NGSS.MS-PS2-1

You push on a crate with a force of 10 N to the right, and your friend pushes on the crate with a force of 25 N to the left. What would be the motion of the crate?

• the forces are unbalanced and the crate will NOT move

• the forces are unbalanced and the crate will move to the LEFT

• the forces are balanced and the crate will NOT move

• the forces are balanced and the crate will move to the LEFT

Tags

NGSS.HS-PS2-1

The acceleration of an object is always in the direction of the net force acting on it.

• True

• False

Tags

NGSS.HS-PS2-1

Newton's first law of motion is also known as the law of ...

• Inertia

• Action-Reaction

• F=ma

• Acceleration

Newton's 2nd law of motion is also known as...

• inertia

• F=ma

• Action-Reaction

• Gravitational Forces

Tags

NGSS.HS-PS2-1

Newton's 3rd law of motion is also known as ...

• Inertia

• F=ma

• Action-Reaction

• Gravitational Forces

Tags

NGSS.MS-PS2-1

When referring to the equation F=ma, as mass increases (how heavy an object is), which will decrease ?

• Force

• Acceleration

Tags

NGSS.MS-PS2-2

The unit for velocity is ?

• m/s

• m/s2

• Newtons (N)

• Kilograms (kg)

Tags

NGSS.MS-PS3-1

The unit for FORCE is ?

• m/s

• m/s2

• Newtons (N)

• Seconds (s)

The unit for acceleration is ..?

• m/s

• m/s2

• Newtons (N)

• Meters (m)