Be a star!!

Huge loops of reddish gas that connect sunspots are called:

• prominences
• solar flares
• coronal loops
• solar wind

When prominences erupt into space releasing gas and energy we call this: 

• solar winds
• coronal outburst
• solar flares
• auroras

The sun is made of

• gas

• flowers

• rivers

the idea that the Earth is the center of the universe

• geocentric

• egocentric

• heliocentric

the idea that the sun is the center of the universe

• astronomy

• geocentric

• heliocentric

concluded that the Earth is a planet and proposed a solar system where the sun is in the center

• Nicolaus Copernicus

• Tycho Brahe

• Johannes Kepler

discovered the laws of planetary motion

• Nicolaus Copernicus

• Johannes Kepler

• Galileo Galilei

first to formulate and test the law of universal gravitation

• Jessi Clark

• Sir Isacc Newton

• Galileo Galilei

A force of attraction between any two objects is called _____________.

• static electricity 
• rotation
• gravity
• orbit

What force acted on the massive nebula to collapse it and eventually form our sun?

• electrostatic force
• strong force
•  weak force
• gravity