WorksheetsGravity and forces in everyday life
Total questions: 32
Worksheet time: 19mins
Which has more mass, the Earth or the Moon?
Earth
Moon
Their masses are the same
Which has a STRONGER force of gravity, the Earth or the Moon?
Earth
Moon
What two things determine the gravity of an object?
mass & weight
mass & distance
density & mass
volume & distance
When will the forces of gravity between two objects be the GREATEST?
when the masses of both objects are small and the objects are far apart
when the masses of both objects are large and the objects are close together
when the masses of both objects are small and the objects are close together
when the masses of both objects are large and the objects are far apart
Which statement about gravity is true?
gravity causes objects to pull towards one another
gravity causes objects to push away from each other
gravity only takes place between planets
the moon doesn't have any gravity
Which model has greater gravitational attraction.
Model A
Model B
Model A and B have the same amount of gravitational attraction.
What keeps the planets in orbit around the sun?
gravity
friction
density
distance
When will the gravity between two objects be the LEAST?
when the masses of both objects is small and the objects are close together
when the masses of both objects is small and the objects are far apart
when the masses of both objects is large and the objects are close together
when the masses of both objects is large and the objects are far apart
The planet Mars has less gravity than Earth. This is because Mars has ___________ mass than the planet Earth.
less
more
the same
A teacher is pushing a cart filled with books down a hallway with a wooden floor. Which change would help the teacher move the cart more easily?
putting fewer books in the cart
removing the wheels from the cart
carrying the cart instead of rolling it
laying carpet over the wooden floor
Which cart will go the farthest?
empty cart with a little force
empty cart with a lot of force
cart with bricks and a little force
If a ball is moving towards the west, and you push it from the east to the west, what will happen?
the ball will speed up
the ball will change direction
the ball will slow down
Which box requires the smallest force to lift off the ground?
box with a mass of 4.5 kilograms
box with a mass of 10 kilograms
box with a mass of 3.5 kilograms
box with a mass of 5 kilograms
________ acts to slow the rate at which objects fall.
Thrust
Barometer
Air Resistance
Gravity
What is a parachute designed to maximize?
Gravity
Air Pressure
Air Resistance
Thrust
The driving force behind jet airplanes and rockets is called?
Thrust
Force
Push
Air Pressure
The weight of air pushing on everything around it is called?
Air Resistance
Force
Gravity
Air Pressure
Which exerts more pressure
Faster-moving air
Slower-moving air
Would a rock or pencil need a greater force of air to move it?
Pencil
Niether
Rock
They both need the same force to move them
This is what happens to an object when the gravitational force is stronger than the buoyant force.
sinks
floats
neutrally buyant
I don't know...
This is what happens to an object when the buoyant force is stronger than the gravitational force.
sinks
floats
neutrally buyant
I don't know...
If we place an empty sealed plastic bottle in water, we know it will float. What could we do to make it sink?
You can't make a plastic bottle sink
Increase mass (fill it with coins)
Fill the bottle with helium
Decrease mass (use a bottle made out of lighter plastic)
If an object, such as a ball of clay sinks, what would we need to do to its volume to make it float?
Clay can't float
Increase the volume
Decrease the volume
Keep the volume the same
Which properties affect buoyancy?
(select all that apply)
Mass
Volume
Density
Luster
The density of fresh water is 1 g/cm3.
Imagine the clay boat you just designed has a density of 1.5 g/cm3. What would happen to your boat if you placed it in fresh water?
sink
float
neutrally buoyant
no way of knowing what would happen
The density of fresh water is 1 g/cm3.
Imagine the clay boat you just designed has a density of 0.8 g/cm3. What would happen to your boat if you placed it in fresh water?
sink
float
neutrally buoyant
no way of knowing what would happen
