Origin of the Galaxy and Solar System

the idea that Earth was motionless and stayed at the center of the solar system

Movement of the galaxy- the Earth does what around the sun?

• rotates

• revolves

• runs

• rumbas

Tags

NGSS.HS-ESS1-4

Stars moving away from an observer will appear this color

Tags

NGSS.HS-ESS1-2

Stars moving towards from an observer will appear this color

Definition fo Doppler Effect

• the change in the frequency of a wave in relation to an observer who is moving relative to the source of the wave.

• change in wavelength of a wave from a source as it moves away or towards an object.

• the change in the diameter of a wave in relation to an observer who is moving relative to the source of the wave.

Tags

NGSS.HS-PS4-1

The universe we live in is

Tags

NGSS.HS-ESS1-2

Moving towards the observer, wavelengths will

Tags

NGSS.HS-PS4-1

Define nebular theory

Tags

NGSS.MS-ESS1-2

This is a gaseous cloud of dust

Moving away from an observer, wavelengths

Tags

NGSS.HS-PS4-1