QUIZ 2 : NEWTONS LAWS OF MOTION

What is the definition of weight?

• the amount of matter in an object

• the magnitude of the force of gravity on an object

• the time it takes to get on a ride

• the size of an object

Tags

NGSS.MS-PS2-4

Which law states that forces act with equal magnitude and in opposite direction?

• Law of Inertia

• Law of Gravitational Force

• Law of Interaction

• Law of Acceleration

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NGSS.MS-PS2-1

For every _________ there is an equal and opposite ___________.

• reaction, action

• reaction, reaction

• action, action

• action, reaction

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NGSS.MS-PS2-1

What Newton’s law of motion requires the use of seat belt in cars?

• Law of Universal Gravitation

• Law of Interaction

• Law of Acceleration

• Law of Inertia

A guava with a mass of 0.200 kg has a weight of ___________.

• 0.200 N

• 10.0 N

• 1.96 N

• 4.50 N

Tags

NGSS.MS-PS2-4

In a grocery store, you can easily push a cart with 5 kg sack of rice than a cart with a 10 kg sack of rice to the counter. Which of these explains the situation?

• Law of Inertia

• Law of Interaction

• Law of Acceleration

• Law of Universal Gravitation

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NGSS.MS-PS2-2

Which of the following phenomena applies the first law of motion?

• A leaf sways back and forth falling from a tree.

• When a cardboard with coin on top is suddenly pulled, the coin falls into the glass.

• When pushed with the same force, a car accelerates slower than a grocery cart.

• When a ball falls on the floor, the ball bounces back up.

A 1000.0 kg truck is traveling at an acceleration of 4.5000 m/s2, East. Find the net force needed to accelerate the truck.

• 1500 N, EAST

• 2500 N, EAST

• 3500 N, EAST

• 4500 N, EAST

Tags

NGSS.MS-PS2-2

A boy rolls a 200 g baseball horizontally on the floor with a net force of 2 N to the right. What is the acceleration of the baseball?

• 7 𝑚/𝑠2 , to the right

• 8 𝑚/𝑠2 , to the right

• 9 𝑚/𝑠2 , to the right

• 10 𝑚/𝑠2 , to the right

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NGSS.MS-PS2-2

A box is pushed with an applied force of 20 N parallel to the floor. It accelerated at 1.50 m/s2 to the right. Neglecting friction, what is the mass of the box?

• 10.00 kg

• 11.11 kg

• 12.22 kg

• 13.33 kg

Tags

NGSS.MS-PS2-2