Mass and Force

A roller coaster pushes a 25 kg person upward with a force of 300 N. What is the acceleration? ____ m/s²

Tags

NGSS.MS-PS2-2

What is the mass of an object if a force of 18 N causes it to accelerate at a rate of 1.5 m/s²? _____ kg

Tags

NGSS.MS-PS2-2

What is the mass of an object that requires a force of 25 N to accelerate at 5 m/s²? ____ kg

Tags

NGSS.MS-PS2-2

What is the mass of a falling rock (acceleration due to gravity is 9.8 m/s²) if it produces a force of 147 N? _____ kg

Tags

NGSS.MS-PS2-2

A student uses a magnet to move a 0.025 kg metal ball. The magnet exerts a force of 5 N, which causes the ball to begin moving. What is the acceleration of the ball when it begins to move? ____ m/s²

Tags

NGSS.MS-PS2-2

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 20 N right

• 0 N 

• 400 N left

• 40 N right

Tags

NGSS.MS-PS2-2

If these teams are pulling with the same amount of force what will happen?

• The boy in blue will win.

• They will not move at all.

• The boy in red will win.

• Both will fall down.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Forces that have a net force of zero Newtons

• Balanced force

• Unbalanced force

Tags

NGSS.MS-PS2-1

The sum of all forces acting on an object.

• Contact Force

• Balanced Force

• Unbalanced Force

• Net Force

Tags

NGSS.MS-PS2-2