Unbalanced/Balanced Forces, Newtons Laws 5th grade

Unbalanced/Balanced Forces, Newtons Laws

Multiple Choice

cars in a NASCAR race speeding around the track

• unbalanced

• balanced

Multiple Choice

a soccer ball sitting on the ground motionless

• unbalanced

• balanced

Multiple Choice

What two things does gravity depend on?

• distance and speed

• distance and space

• mass and distance

• mass and speed

Multiple Choice

What does the force of gravity do to objects?

• it makes them float

• it makes them jump

• it pulls them together

• it pushes them apart

Multiple Choice

How does gravity on Earth compare to gravity on the moon?

• it is the same

• there is more gravity on Earth

• there is more gravity on the moon

Multiple Choice

Sir Isaac Newton came up with a theory about_________in 1687.

• the sun

• tides

• spaceships

• gravity

Multiple Choice

What does the word mass mean?

• the amount of matter on something

• the speed an object falls

• how high a person can jump

• how far an object can be thrown

Multiple Choice

Objects that have more mass also have more gravity.

• false

• true

Multiple Choice

The moon orbiting the Earth at a constant speed

• balanced

• unbalanced

Multiple Choice

A lamp sitting on a table

• balanced

• unbalanced

Multiple Choice

A car accelerating around a mountain curve

• balanced

• unbalanced

Multiple Choice

two ice skaters moving in a straight line at a constant speed

• balanced

• unbalanced

Multiple Choice

A skier skiing through flags in a race down the mountain

• unbalanced

• balanced

Multiple Choice

A book sitting on a shelf

• balanced

• unbalanced

Multiple Choice

a gymnast on a balance beam doing a back flip

• balanced

• unbalanced

Multiple Choice

The moon orbiting the Earth at a constant speed

• balanced

• unbalanced

Multiple Choice

What happens to the position of an object as an unbalanced force acts on it?

• it causes no reaction

• it causes movement

• it causes gravity

Multiple Choice

What happens to the direction of an object as an unbalanced force acts on it?

• it moves in the same direction of the force

• it doesn't change direction at all

• it moves in the opposite direction of the force

Multiple Choice

An object at rest needs an ________ force in order to move.

• unbalanced

• balanced

Multiple Choice

A push or pull is the definition of a _______.

• force

• motion

Multiple Choice

a rocket lifting off the launch pad

• unbalanced

• balanced

Multiple Choice

what happens to the speed of an object as an unbalanced force act on it?

• increases or decreases

• it increases only

• it stays the same

Multiple Choice

A lamp sitting on a table is demonstrating Newton's _____ Law?

• First

• Second

• Third

Multiple Choice

A rollercoaster heading down a hill is____.

• Balanced

• accelerating

• speed

• reaction

Multiple Choice

Newton's 3rd law states that for every action there is an equal and opposite ________.

• force

• accelerating

• speed

• reaction

Multiple Choice

A ______ is a push or a pull on an object.

• force

• speed

• accelerating

• balanced

Multiple Choice

A car traveling at 65 mph is an example of its ______.

• speed

• balanced

• force

• accelerating

Multiple Choice

Newton's ______ Law says the acceleration of an object depends on its applied force and mass.

• 1st

• 2nd

• 3rd

Multiple Choice

what will be the effect on the person if the driver stops quickly?

• because of inertia he will remain in the same position

• he will pushed back into the car seat

• he will move forward pressing against the seatbelt

Multiple Choice

The picture to the right represents the effect of tension on the earth's crust. Faults and rift valleys are the result of movements in the plates?

• balanced forces

• unbalanced forces

• inertia

• friction