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WorksheetsScience Quiz Bee Reviewer Physics 3
Total questions: 100
Worksheet time: 50mins
Which force pulls objects toward the center of the Earth?
Magnetism
Friction
Gravity
Electricity
What force slows down a rolling ball on the ground?
Magnetism
Friction
Push
Pull
When you push a toy car, what kind of force do you apply?
Pull
Push
Lift
Drop
What happens if you stop pedaling your bicycle?
It speeds up
It keeps moving forever
It slows down
It flies away
A magnet attracts which material the most?
Plastic
Glass
Iron
Wood
Which action shows a pull force?
Pushing a door open
Lifting a bag
Pulling a rope in tug-of-war
Dropping a stone
Why does a ball bounce back when thrown to the ground?
Air
Friction
Force
Gravity
Which of these can change the direction of a moving object?
Heat
Force
Light
What happens to a heavier ball and a lighter ball when dropped at the same height at the same time (ignoring air)?
Heavier falls first
Lighter falls first
Both fall together
None will fall
Which simple machine is used in cutting paper?
Lever
Pulley
Wedge (Scissors)
Wheel
Which force helps you walk without slipping?
Gravity
Friction
Magnetism
Light
A seesaw is an example of what simple machine?
Pulley
Lever
Inclined plane
Screw
Which simple machine makes it easier to lift a flag on a pole?
Wheel
Pulley
Lever
Wedge
A ramp used for moving heavy boxes is an example of:
Lever
Inclined plane
Screw
Wheel and axle
The force of magnets can:
Only push
Only pull
Push and pull
Stop motion
Which machine uses a wheel and a rope to lift things?
Pulley
Lever
Screw
Wedge
Which tool is an example of a wedge?
Knife
Wheel
Ramp
Pulley
The round part of a bicycle that helps it roll is called:
Screw
Pulley
Wheel
Lever
What kind of force is used when squeezing a sponge?
Pull
Push
Lift
Drop
Which simple machine is used in turning a doorknob?
Screw
Lever
Wheel and axle
Wedge
The Sun is the main source of what energy on Earth?
Heat and light
Sound and electricity
Friction and magnetism
Push and pull
Why can we see objects around us?
They make sound
They reflect light
They give off heat
They push air
Which object is a source of light?
Mirror
Moon
Flashlight
Window
What material does light NOT pass through?
Glass
Air
Water
Wood
When sound travels, it moves through what?
Vacuum only
Solid, liquid, and gas
Only water
Only air
Which produces sound by vibration?
Drum
Mirror
Light bulb
Magnet
When metal is heated, what usually happens?
It freezes
It expands
It disappears
It becomes smaller
What kind of energy makes a stove hot?
Light energy
Heat energy
Sound energy
Magnetic energy
Why do we see lightning before we hear thunder?
Light travels faster than sound
Sound is stronger than light
Thunder happens later
Light and sound are the same speed
Which surface reflects most light?
Black cloth
Rough wood
Smooth mirror
Paper
What type of material allows light to fully pass through?
Opaque
Transparent
Translucent
Solid
What type of material allows some light to pass through?
Opaque
Transparent
Translucent
Solid
What type of material does not let light pass through?
Opaque
Transparent
Translucent
A magnifying glass is what kind of object?
Opaque
Transparent
Translucent
Magnetic
What causes an echo?
Refraction of light
Reflection of sound
Absorption of heat
Vibration of magnets
What happens to sound when you cover your ears?
It becomes louder
It becomes softer
It disappears
It vibrates more
Which sound is produced by high vibration?
Low sound
Loud sound
High-pitched sound
No sound
Which sound is produced by slow vibration?
Low-pitched sound
Loud sound
High-pitched sound
Echo
Why does a metal spoon feel colder than a wooden spoon at the same room temperature?
Wood holds heat better
Metal conducts heat faster
Wood is cooler
Metal reflects light
Which is an example of a conductor of heat?
Plastic
Rubber
Metal
Wood
Which is a source of electricity?
Candle
Battery
Water
What do we call materials that allow electricity to pass through?
Conductors
Insulators
Reflectors
Absorbers
Which is an example of an insulator?
Metal wire
Plastic ruler
Iron nail
Aluminum foil
Which is an example of a conductor?
Rubber
Cloth
Copper wire
Wood
What kind of energy is used when you switch on a flashlight?
Heat to sound
Electrical to light
Light to heat
Magnetic to sound
What happens when you connect a battery, wire, and bulb properly?
The bulb lights
The battery disappears
The bulb breaks
Nothing happens
What happens if the wire in a circuit is cut?
The bulb becomes brighter
The bulb will not light
The battery produces more energy
Nothing changes
Which is used to turn on or off an electric circuit?
Wire
Switch
Bulb
Battery
Which energy change happens in an electric fan?
Electrical to heat
Electrical to sound
Electrical to motion
Electrical to light
Which object works because of magnetism?
(a)
What happens if two north poles of magnets are put together?
They attract
They repel
They stick
They disappear
What happens if a north pole and a south pole of magnets are put together?
They attract
They repel
They break
Nothing happens
Which household item uses both electricity and magnetism to work?
Fan
Candle
Cup
Spoon
What type of circuit allows electricity to flow?
Open circuit
Closed circuit
Broken circuit
Short circuit
What type of circuit does not allow electricity to flow?
Closed circuit
Open circuit
Complete circuit
None
Why is rubber used to cover electric wires?
It is shiny
It is a conductor
It is an insulator
It is strong
Which energy change happens in a television?
Electrical to light and sound
Light to heat
Sound to light
Heat to sound
Which device stores electricity in a small size?
Battery
Wire
Switch
Why should you not touch a broken live wire?
It is hot
It is magnetic
It has electricity that can harm you
It can make noise
Which is an example of safe use of electricity?
Playing with outlets
Overloading plugs
Using dry hands to touch switches
Touching wires directly
Which simple machine is used in raising water from a well?
Lever
Pulley
Wedge
Inclined plane
A screw is a type of:
Inclined plane
Wheel
Wedge
Lever
Which tool uses a screw to open bottles?
Knife
Corkscrew
Pulley
Ramp
A knife is an example of which simple machine?
Lever
Wedge
Pulley
Screw
A wheelbarrow is an example of which simple machine?
Lever
Pulley
Screw
Inclined plane
A door handle is an example of:
Wedge
Lever
Wheel and axle
Which machine helps move heavy things up with less effort?
Ramp
Screw
Lever
Wedge
Scissors are made of two simple machines combined:
Screw and wheel
Lever and wedge
Pulley and wheel
Lever and screw
What do we call a machine that makes work easier?
Tool
Simple machine
Energy
Magnet
Which tool is an example of a lever used in classrooms?
Eraser
Pencil
Stapler
Book
Why do cars need brakes?
To make them faster
To change color
To stop or slow down
To fly
Why do we wear seatbelts in cars?
For decoration
To keep us safe when moving suddenly
To make driving faster
To block light
A boy kicks a ball. The ball moves because of:
Heat
Sound
Force
Light
A girl slides down a slide. What simple machine is the slide?
Lever
Wedge
Inclined plane
Why do bicycles have gears?
To make them slower
To change the speed easily
To make them heavier
To stop motion
Why do athletes wear shoes with rubber soles?
To look nice
To reduce friction
To increase friction
To reflect light
Which form of energy makes ice cream melt in the sun?
Sound energy
Heat energy
Light energy
Electrical energy
Which form of energy is used by a cellphone battery to make calls?
Electrical
Sound only
Light only
Heat only
When you clap your hands, what energy is mainly produced?
Heat
Sound
Light
Magnetic
Which action is an example of stored energy being used?
Throwing a ball
Sitting still
Sleeping
Standing quietly
Why do people use umbrellas on sunny days?
To protect from heat and light
To make wind
To make sound
To stop rain only
Why is a refrigerator cold inside?
It removes heat from food
It adds heat to food
It reflects light
Why do we see our reflection in a mirror?
Light is absorbed
Light is reflected
Light disappears
Sound is reflected
Which helps clothes dry faster in the sun?
Heat from the sun
Sound from the wind
Light from the moon
Magnet from Earth
Why are electric plugs made of metal and covered with plastic?
Metal is conductor, plastic is insulator
Metal is insulator, plastic is conductor
Both are insulators
Both are conductors
Why do airplanes fly faster against less air resistance?
Because of sound
Because of friction
Because of shape (aerodynamic)
Because of color
Why does a basketball bounce higher on a cement floor than on sand?
Sand absorbs more energy
Cement absorbs more energy
Sand reflects energy
Cement slows the ball
Why do we hear better in a closed room than in an open field?
Sound is absorbed
Sound is reflected by walls
Sound disappears
Sound travels slower
Why is a black shirt hotter in the sun than a white shirt?
Black absorbs more heat
White absorbs more heat
Black reflects more heat
White reflects more light
Why do streetlights use reflectors?
To make lights brighter by reflection
To absorb light
To block light
To make sound
What simple machine is found in a screwdriver?
Wedge
Screw
Pulley
Lever
Which machine is used in elevators to lift heavy loads?
Wedge
Lever
Pulley system
Wheel only
Which simple machine is a nail?
Screw
Wedge
Wheel
Pulley
Which type of energy allows us to see stars at night?
Heat
Light
Sound
Magnetic
Which energy change happens in a light bulb?
Heat to sound
Electrical to light
Sound to light
Heat to sound
Why do hot air balloons rise?
Hot air is heavier
Hot air is lighter than cold air
Cold air is lighter
Air has no weight
Why do swings move back and forth after being pushed?
Magnetism
Gravity and force
Electricity
Light
Why does a toy car stop after rolling for some time?
Friction slows it down
Gravity pushes it
It loses color
It gains speed
Why do raindrops fall toward the Earth?
Wind
Magnetism
Which energy is used when we toast bread in an electric toaster?
Electrical to heat
Electrical to light
Electrical to sound
Electrical to motion
