Stars and Constellations Quick Check
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Question
The International Astronomical Union (IAU) defines a constellation by its:(1 point)
Responses
star pattern
star pattern
boundary
boundary
brightest star
brightest star
Greek name
boundary
Stars and Constellations Quick Check
2 of 32 of 3 Items
Question
Which statements are TRUE about energy and matter in stars? Select the three correct answers.(2 points)
Responses
Only matter is conserved within stars.
Only matter is conserved within stars.
Energy in stars causes the fusion of light elements.
Energy in stars causes the fusion of light elements.
Some matter is converted into energy within stars.
Some matter is converted into energy within stars.
All energy is converted into matter in stars.
All energy is converted into matter in stars.
Only energy is conserved within stars.
Only energy is conserved within stars.
Energy and matter are both conserved in stars.
- Energy in stars causes the fusion of light elements.
- Some matter is converted into energy within stars.
- Energy and matter are both conserved in stars.
Stars and Constellations Quick Check
3 of 33 of 3 Items
Question
What makes up all stars?(1 point)
Responses
plasma
plasma
steam
steam
hydrogen gas
hydrogen gas
heavy elements