Physics Revision 2.0

Physics 2.0

Forces
Circuits
Space
Light

Multiple Choice

Weight is measured in...

• kgs

• Newtons

• Litres

• Kms

Multiple Choice

Gravity is...

• stronger in small objects

• stronger in big objects

• stronger in the moon than on Earth

• the amount of matter in a body

Multiple Choice

Magnets attract objects made of...

• Metals

• Iron and glass

• Steel and glass

• Iron and steel

Multiple Choice

A south pole of a magnet and a south pole of a magnet...

• Repel each other

• Attract each other

• Turn blue

• Turn red

Forces

Amina is at a skateboard park.

Where on the run will gravity make her go slower?

Where will gravity make her go faster?

Multiple Choice

True or False: objects that are smooth have LESS friction than objects that are rough

• TRUE

• FALSE

Multiple Choice

Friction is a force that acts in an ___________ direction of movement.

• similar

• opposite

• parallel

• west

Multiple Choice

Which of these materials do you predict would have the MOST amount of friction?

• metal

• tile

• sand paper

• denim

Multiple Choice

Which of the following is an example of friction that is helpful?

• Brakes used on a bike

• Tires from a car on the road

• Tread on the bottom of your shoes

• All are examples that are helpful

Multiple Choice

What causes an object to fall faster?

• Smaller surface area

• Larger surface area

• If it has a parachute

• If it is softer

Multiple Choice

Look at the pictures of the cars. Which car will have the most air resistance force acting upon it? They will be moving at the same speed.

• All will have equal air resistance force.

Multiple Choice

Air resistance pushes against falling

objects and __________________.

• Speeds them up

• Keeps them afloat

• Slows them down

• Spins them

Multiple Choice

What makes objects fall to the earth

• Gravity

• Wind

• Force

• Air Pressure

Multiple Choice

Air resistance is a force caused by...

• Water pushing against moving objects

• Air pushing against moving objects

• Gravity pushing against moving objects

• Normal force pushing against moving objects

Electricity

Multiple Choice

What is this?

• Battery

• Switch

• Buzzer

• Bulb

Multiple Choice

What is this?

• Battery

• Switch

• Buzzer

• Bulb

Multiple Choice

What is this?

• Battery

• Switch

• Buzzer

• Bulb

Multiple Choice

What is this?

• Battery

• Switch

• Buzzer

• Bulb

How can you make the bulb brighter?

Draw a circuit with…

A 2 bulbs, a switch and cell

Draw a circuit with…

A buzzer, bulb, switch and cell

Draw a circuit with…

A motor, switch and cell

Draw a circuit with a bulb that would be very
dim.

Draw a circuit with a motor that would be
very fast.

Space

Multiple Choice

Which of the following is true?

• Earth is the center of the solar system

• The sun orbits the earth

• Gravity exists only on Earth

• The sun is the center of the solar system

Multiple Choice

Earth's rotation causes what?

• one year

• day and night

• moon phases

• seasons

Multiple Choice

What makes the sun, stars, and moon to appear to change position in the sky?

• earth's revolution

• moon phases

• seasons

• earth's rotation

Multiple Choice

The imaginary line that represents earth's tilt is called what?

• axis

• equator

• prime meridian

• degrees

Multiple Choice

How many planets are there?

• 6

• 7

• 8

• 9

Multiple Choice

This is the 7th planet from the Sun and is the only planet that rotates on its side.

• Uranus

• Neptune

• Jupiter

• Mars

Multiple Choice

Formerly the furthest planet from the Sun, it was downgraded to a "dwarf planet" in 2006.

• Mars

• Pluto

• Io

• Mercury

Multiple Choice

This is the hottest planet in the Solar System and is the second planet from the Sun.

• Venus

• Earth

• Mars

• Mercury

Multiple Choice

Earth orbits the sun between which two other planets?

• Venus and Mars

• Jupiter and Mars

• Jupiter and Saturn

• Mercury and Venus

Orbits

What orbits the sun?

What obits the Earth?

Orbits

How long does it take the Earth to orbit the sun?

How long does it take the moon to orbit the Earth?

Light

Light sources

Opaque, transparent, translucent

What do these words mean ?

Refer to light in your answers

Shadows

Multiple Choice

When the sun gets higher in the sky, shadows get ______.

• longer

• gone

• shorter

• darker

Multiple Choice

12.Translucent is?

• When light bounces off an object

• Material that only allows a little light to pass through

• Our main source of light

Multiple Choice

Opaque is?

• Material that allows light to pass through

• Light made by nature

• Material that allows no light to pass through

Multiple Choice

Which object allows you to see your reflection?

• rock

• mirror

• paper

Multiple Choice

Transparent is?

• A material that allows light to pass through

• The colors of the rainbow

• Light made by man

Multiple Choice

When an object moves closer to a light source, its shadow...

• Gets smaller

• Gets bigger

• Changes shape

• Stays the same size

Multiple Choice

When the Sun is behind you, your shadow is ...

• behind you

• in front of you

• at the side of you

• not there

Multiple Choice

Which one of the following is a natural light source?

• Moon

• Lamp

• Sun

• Mobile phone

Multiple Choice

Light travels in a __________ line.

• refraction

• wavey

• double

• straight

Multiple Choice

Which description most accurately describes how the person sees the apple?

• Light travels from the lamp, reflects off the apple, and goes into the eye.

• Light travels from the lamp to the eye.

• Light travels from the eye, reflects off the apple, and goes into the lamp.

• Light travels from the apple, reflects off the lamp, and goes into the eye.

Multiple Choice

The moon is a light source.

• True

• False

Multiple Choice

Stars shine because they reflect the Sun's light.

• True

• False