Astronomy Big Ideas Review

Which is not a requirement to be a planet?

• Have a moon
• Spherical Shape
• Clear the neighborhood
• Orbit a star

A small space rock is traveling through Earth's Atmosphere.  What is it?

• Asteroid
• Meteor
• Meteoroid
• Meteorite 

What is the solid core of a comet called?

• Tail
• Coma
• Embryo 
• Nucleus

These are the two main elements found in stars?

• Hydrogen and Nitrogen
• Helium and Lithium 
• Hydrogen and Oxygen
• Hydrogen and Helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What type of star is bright, but cool?

• Main Sequence
• Red Giant
• White Dwarf
• Neutron Star

Tags

NGSS.HS-ESS1-3

How long is Earth's rotation?

• 24 hours

• 365 days

• 12 months

• one season

Tags

NGSS.MS-ESS1-1

Why does the comet's tail always point away from the Sun?

• Gravity

• Solar Wind

• Density

• Convection

Why do stars appear to move at night?

• stars are far away from each other

• stars move away from each other

• the Earth's rotation

• the Earth's revolution

Tags

NGSS.MS-ESS1-1

Our Sun is what type of Star?

• Red Giant

• Main Sequence

• White Dwarf

• Blue Giant

Tags

NGSS.HS-ESS1-1

For observers on Earth, which phase of the Moon is represented by the diagram?

• Full moon

• Quarter moon

• New moon

Tags

NGSS.MS-ESS1-1