Newton's Second Law

what happens to the acceleration when the force on an object is doubled?

• acceleration also doubles

• acceleration becomes half

• no change in the acceleration

• acceleration becomes zero

Tags

NGSS.MS-PS2-2

what happens to the acceleration of an object when the mass is halved? (force remains the same)

• acceleration doubles

• acceleration is also halves

• acceleration increases 4 times

• acceleration becomes zero

Tags

NGSS.MS-PS2-2

What do each of the letters correctly represent?

• Funny, Monkeys, Arrive

• Force, Mass, Acceleration

• Free, Mass, Access

• Force, Magnesium, Arsenic

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

what is the correct formula for force?

• F=ma

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Find the acceleration of a box having mass 10Kg when a force of 20N is applied on it.

• m/s²

• 2m/s²

• 10m/s²

• 5m/s²

Tags

NGSS.MS-PS2-2

Find the force required to move a box having mass 10Kg with an acceleration of 9m/s² .

• 10N

• 90N

• 100N

• 20N

What happens when unbalanced forces act on an object at rest?

• the object remains at rest

• the object begins moving in an unpredictable direction

• the object begins moving in the direction of the net force

• the object begins moving opposite to the direction of net force

Tags

NGSS.MS-PS2-2

find the acceleration of the box.

• 12m/s² towards right

• 12m/s² towards left

• 40m/s²

• 60m/s

Tags

NGSS.MS-PS2-2

Why would one ball accelerate more than the other when pushed with the same amount of force?

• Different weights

• Different forces

• Different masses

• Different sizes

Tags

NGSS.MS-PS2-2

Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart if friction can be neglected?

• 1200 m/s²

• 0.33 m/s²

• 20 m/s²

• 3 m/s²

Tags

NGSS.MS-PS2-2