Science Astronomy and Space Ch. 3

What is a heliocentric model?

• Earth in the center model

• Sun in the center model

• Moon in the center model

• Saturn in the center model

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is a geocentric model?

• Earth in the center model

• Sun in the center model

• Moon in the center model

• Saturn in the center model

Astronomical Unit is equal to...

• 15,000,000km

• 1,500,000km

• 500km

• 150,000,000km

Tags

NGSS.MS-ESS1-3

Planet

• Round, small, has atmophere

• Round, orbits the moon, atmophere

• Round, orbits the sun, cleared its orbit

• Orbits the Earth, cleared its orbit, small

Tags

NGSS.MS-ESS1-3

Dwarf planet

• Big, cleared its orbit

• Round, orbits the sun

• Big, small bodies of rock

• Round, not good enough to be called a planet

Planetesimals

• Small bodies formed of rock and ice

• Small bodies formed of ice and dust

• Small bodies formed of rock and dust

• Small bodies formed of clouds

Sunspots

• Areas of gas on the sun's surface

• Areas of cloudy dust on the sun's surface

• Particles the wind picks up and gives to the sun

The sun is 75%...

• Helium

• Hydrogen

• Dust

• Light

Tags

NGSS.MS-PS1-1

What are the outer/gas giant planets

• venus, moon, saturn, jupiter

• saturn, jupiter, venus

• neptune, uranus, venus, jupiter

• neptune, uranus, jupiter, saturn

What are the inner/terrestrial planets

• Venus, mars, earth,

• venus, earth, mars, saturn

• venus, earth, mars, mercury