Science Review for Final test (PAT) Grade 6

​More About Electricity

Multiple Choice

Material that can conduct electric current is called ____.

• electrical conductor

• electrical insulator

• magnetic

• non-magnetic

Multiple Choice

What is a switch's function in a circuit?

• to make the current hotter or colder

• turn on and off the electric current

• the pathway that current flows

• to add more power to the circuit

Multiple Choice

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

Multiple Choice

This is the symbol for a _____?

• Lamp

• Water wheel

• Loudspeaker

• Motor

Multiple Choice

The symbol for this circuit is ____.

Multiple Choice

What type of circuit is shown in the picture?

• open circuit

• closed circuit

Multiple Choice

Which circuit will light the bulb brighter?

Multiple Select

There are some ways to make the bulb glow brighter in a circuit. They are ____.

Choose more than one answer.

• use longer wire

• use shorter wire

• use thicker wire

• add one battery

• use thinner wire

Multiple Choice

What type of forces is the boy most likely applying?

• Friction

• Gravity

• Pull

• Push

Multiple Choice

The picture shows balance force is....

Multiple Choice

__________ is the amount of substance in an object.

• point

• gravity

• weight

• mat

• mass

Multiple Choice

The unit of mass is _________ or __________________.

• centimetres (cm ) or meters ( m )

• newtons ( N )

• degrees or centigrade

• grams ( g ) or kilograms ( kg )

Multiple Choice

What is the name of the units that we measure force in?

• Einsteins 

• Newtons

• Kg

• Metres

Multiple Choice

Earth exerts a pulling force on all objects towards the ground . This force is called ________________________ force.

• Fire

• fall

• sea waves

• gravitational

Multiple Choice

Study the picture.

• She is pushed towards the surface of the Earth by the force of gravity.

• She is pushed towards the centre of the Earth by the force of gravity.

• She is pulled towards the surface of the Earth by the force of gravity.

• She is pulled towards the centre of the Earth by the force of gravity.

Multiple Choice

The ________________ the surface , the greater the friction.

• Smoother

• Bigger

• Rougher

• Higher

Multiple Choice

Because of the Earth's gravity, all objects have _____________________

• height

• pressure

• volume

• weight

Multiple Choice

_________________________ is a force that slows down moving objects in the air.

• Gravity

• Magnetic force

• Air resistance

• Electrical force.

Multiple Select

Friction is a force.

Which picture shows useful friction?

Choose 2 correct answers.

Multiple Select

Tick the two ways to reduce friction.

• Oil can reduce the friction between two surfaces

• Wheels are attached to objects to help them move more easily.

• Wings are attached to planes.

• Chargers are attached to mobile phones.

Multiple Select

To reduce the air resistance, some vehicles commonly are designed in streamlined shape. such as ____.

Choose more than one answer.

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