Homework #10 Grade 4

What makes an energy source renewable?

• it is always available when you need it

• nature will always provide more of it

• it is more expensive

• it will run out one day

What makes an energy source reliable?

• it is always available when you need it

• nature will always provide more of it

• it is more expensive

• it will run out one day

Which is true about solar energy?

• It is renewable, but not very reliable.

• It is reliable, but not very renewable.

• It is reliable, and it is renewable.

• It is not very reliable, and not very renewable.

Which is true about fossil fuel?

• It is renewable, but not very reliable.

• It is reliable, but not very renewable.

• It is reliable, and it is renewable.

• It is not very reliable, and not very renewable.

Why is fossil fuel not renewable?

• It will run out one day.

• It is available it whenever you need it.

• Nature will always provide more of it.

• It is not available whenever you need it.

Why is solar energy not very reliable?

• It will run out one day.

• It is available it whenever you need it.

• Nature will always provide more of it.

• It is not available whenever you need it.

Tags

NGSS.HS-ETS1-3

What might cause a blackout?

• Hurricane

• Flood

• Heat wave

• All of the options could cause a blackout

Wires that transfer electrical energy from source converters to devices in homes and businesses.

• electrical grid

• source

• converter

• LED

What is the correct order of how electrical energy is transferred from a source to an electrical device.

• Sun → Solar Panel → Grid → Lamp

• Lamp→ Solar Panel → Grid → Solar Panel

• Sun → Grid→ Solar Panel → Lamp

• Solar Panel → Sun → Grid → Lamp

The place where something comes from

• source

• claim

• energy

• transfer