Brainpop: Sun

Compared to other stars we observe, the Sun looks bigger and brighter because:

• it's older

• it's bigger

• it's much closer to Earth

• it's colder

The photosphere is the Sun's:

• core

• atmosphere

• surface

• magnetic field

The temperature of the Sun's core is ___________ of degrees Celsius.

• millions

• thousands

• hundreds

• tens

Which two elements make up the Sun?

• hydrogen and helium

• hydrogen and oxygen

• carbon and nitrogen

• oxygen and carbon

In a nuclear fusion reaction, atoms...

• split apart

• join together

• explode

• cool down

Nighttime is a result of:

• Earth's tilt

• Earth's gravity

• Earth's surface temperature

• Earth's spin

If Earth was farther away from the Sun, our water would be mostly:

• solid

• liquid

• gas

• none of these

Which of these statements about the sun is true?

• The Sun is a red giant.

• The Sun will become a red giant.

• The Sun started as a red giant.

• The Sun will never be a red giant.

Prominences and sunspots are both...

• jets of burning gas

• patches on the sun's surface

• caused by the sun's electromagnetic field

• able to be seen during an eclipse

The corona is to the Sun as the ___ is/are to the Earth.

• oceans

• atmosphere

• Moon

• seasons