EESAstronomy 1.1.1

Based on today's accepted ideas, the Earth Revolves around ________________.

• Jupiter
• The Moon
• The Sun
• Earth's Axis

What Shape is Earth's orbit?

• Circular

• Elliptical

• Rectangular

• Spherical

Evidence suggests that the whole Universe is expanding and that it might have started billions of years ago from one place with the big bang.

• True
• False

What do the initial moments after the Big Bang have in common with the universe as it exists now? 

• all the stars, galaxies, and planets that exist today were formed just a few moments after the Big Bang
• The universe back then could not sustain life, and it cannot sustain life now
• the universe was extremely hot then, and it is still extremely hot not
• the universe began expanding then, and it is still expanding today

The spin of a body on it's axis is the definition of ___________________.

• Revolution
• Rotation
• Axis
• Eclipse

The earth has seasons because.......

• the temperature of the sun changes
• The earth rotates
• The earth is tilted
• The distance between the earth and sun changes

What causes day and night?

• the earth's rotation
• the moons revolution around the sun
• the tilt of the earth
• the tilt of the moon's orbit

Why is the light from distant galaxies red-shifted?

• They produce more red light than nearby galaxies
• They are moving away from us
• The longer wavelengths are filtered out more by dust
• They are moving toward us

Which scientist found that the planets orbit the sun with an elliptical orbit?

• Kepler
• Newton
• Ptolemy
• Galileo

What term describes the theory that states the universe began with a tremendous explosion?

• The Loud Crash Theory
• The Big Bang Theory
• The Tremendous Explosion Theory
• The Big Boom Theory