What happened first in the formation of the planets?

• The Sun Forms

• The Planetesimals form

• The Planets form

• The Solar Nebula Collapses

Where in the protoplanetary disk did the rocky planets form?

• In the cold temperatures of the outer disk

• In the hot temperatures of the inner disk

• The formed in the outer disk but then moved in.

• They formed in the inner disk and then moved out

Tags

NGSS.HS-ESS1-6

How did the sun form?

• It formed when the solar nebula collapsed

• It formed when gas and ice collided and exploded

• It formed when fusion began in the center of the protostellar disk

• There is no such thing as a sun.

Tags

NGSS.HS-ESS1-1

--------------------------- formed when dust grains stuck together, and then eventually increased in size until they were kilometers sized objects.

• planetesimals

• stars

• planets

• asteroids

Tags

NGSS.HS-ESS1-6

What force caused planets to grow so large?

• Friction

• Air Resistance

• Fusion

• Gravity

Tags

NGSS.HS-PS2-4

What do we call the path that a body follows at it travels around another body in space?

• orbit

• cosmic path

• journey

• flight

Tags

NGSS.HS-ESS1-4

What step in the formation of the solar system is this?

• Step 1

• Step 2

• Step 3

• Step 4

Tags

NGSS.MS-ESS1-2

What formed first?

• Sun

• Planets

• Planetesimals

When did the solar system form, according to the big bang theory?

• 13-15 billion years

• 4.6 Billion Years

• 4.6 Million Years

• 13-15 million years

Tags

NGSS.HS-ESS1-2

Which ones are actual words that have to do with the formation of the solar system. Choose all that apply.

• Solar Nebula

• Protostellar Disk

• Protoplanetary Disk

• Planetesimals

Tags

NGSS.HS-ESS1-6