Force, mass, acceleration

What is the force applied to a 3.5 Kg box for it to accelerate at 4.5 m/s2?

• 15.75 N

• 1.29 N

Tags

NGSS.MS-PS2-2

A 12.5 Kg  box is pushed across the floor with a force of 25N. The force of friction is 18N. What is the acceleration?

• 0.56N

• 3.44N

Tags

NGSS.MS-PS2-2

• 43N

• 43 Kg

• 55N

• 55Kg

Tags

NGSS.MS-PS2-2

The force of tension on an elevator is 950 N. The weight (Fg) of the elevator is 500 N. What is the acceleration of the elevator?

Tags

NGSS.MS-PS2-2

Two people are pushing on opposite sides of a 40 Kg crate. The leftward force is 75 N, the rightward force is 35N. If they are standing on ice, what is the acceleration of the crate?

Tags

NGSS.MS-PS2-2

Brad is sliding a 2.5 Kg physics book across his desk. If the coefficient of friction is 0.450 and he is pushing with 12 N of force, what is the acceleration of the book?

Tags

NGSS.MS-PS2-2

 A hockey player hits a 0.120 Kg puck with 45 N of force. If the coefficient of friction on the ice is 0.10, what is the acceleration of the puck?

Tags

NGSS.MS-PS2-2