YEAR 5 BASIC SCIENCE AND TECHNOLOGY

The magnetic force of a material comes from the spinning of what atom ?

• Proton

• Nucleus

• Electron

• Photon

What happens if you hold the north poles of two different magnets close to each other?

• They will attract each other

• They will repel each other

• They will grow very hot

• Nothing will happen

What happens if you hold the south pole of one magnet close to the north pole of another magnet?

• They will attract each other

• They will grow very hot

• Nothing will happen

• They will repel each other

What creates the protective magnetic field around the Earth?

• The movement of the ocean

• The Earth's core

• The Moon

• The Volcanoes

What does the Earth's magnetic field protect us from?

• The Moon crashing into the Earth

• Meteorites

• Solar winds and radiation from the Sun

• The atmosphere from escaping into space

Conductors have a _________________ resistance?

• No

• Medium

• High

• Low

Electric power is typically measured in what units?

• Watts

• Ohms

• High

• Low

Receiving an electric shock from a doorknob is an example of _________________?

• Static Electricity

• Current Electricity

• High Electricity

• Spontaneous Electricity

Which of these material is an insulator?

• Rubber

• Aluminum foil

• Copper

• Iron

__________________________is the flow of electrical power or charge?

• Electron

• Magnetism

• Circuit

• Electricity