Three Laws of Newton

Inertia is the tendency of a body to_________________.

• Decrease its speed

• Maintain its mass

• Move faster

• Stay at rest

Which statement is TRUE when normal force and gravitational force acting on an object are equal?

• The object will move

• The object is either at rest or in steady motion

• The object in motion will change it’s velocity

• The object in motion will suddenly stop

When team A exerted 25 N on the rope in the game tug-of-war, which of the following must be exerted back by the team B in order to win the game?

• 25 N

• 15 N

• 10N

• 35N

What is the measure of an object’s inertia?

• Acceleration

• Interaction

• Mass

• Net force

Inertia is the tendency of a body to resist change in motion, which of the following can easily topple with one hit?

• An empty tin can of sardines

• A glass jar full of pebble

• A half-filled tin can

• An empty glass jar of milk

Which is TRUE about the acceleration and mass relationship?

• Direct

• Inverse

• Direct square

• Inverse square

What makes it possible for the birds to fly and the space rockets to lauched?

• Acceleration

• Action-Reaction force

• Inertia

• Mass

What is the unit of force?

• Ampere

• Joule

• Newton

• Meter per square

Which of the following has the greatest inertia?

• Bernadette (105 kg)

• Chrislyn (28 kg)

• Georgette (40kg)

• Lynette (50 kg)

What makes the wheel of a car to move forward?

• The force that the ground exerts on the wheel

• The force that the wheel exerts on the ground

• The force that the wheels exert on the car

• The force that the wheel use to the ground