Astronomy Final Exam Review

A date that is commonly accepted by Big Bang theorists for the Big Bang is ____ years ago.

• One hundred thousand

• Two hundred and fifty million

• Thirteen point seven billion

• Ten trillion

Which statement is true?

• The galaxies are moving toward us.

• The galaxies are moving away from us.

• The universe remains static or unchanged in motion.

• None of the above

As galaxies move away from our galaxy

a shift on the electromagnetic spectrum

(EMS) is noticed. This phenomena is

called _____________.

• redshift

• blueshift

• unshift

• blackshift

Unlike asteroids, which are mostly rock, comets are a more balanced mixture of _____

• metal and ice
• rock and metal
• ice and rock
• rock and minerals

Which planet has the hottest temperature?

• Mars

• Venus

• Mercury

• Earth

Which is the correct order of planets, starting with closest to the sun?

• Mercury, Mars, Venus, Earth

• Mercury, Venus, Mars, Earth

• Mercury, Venus, Earth, Mars

• Mercury, Mars, Earth, Venus

Which planet has the shortest year?

• Mars

• Mercury

• Earth

• Venus

Gravity of this object keeps planets in their orbits

• moon

• sun

• Jupiter

What are the first four terrestrial planets made of?

• Gas
• Rock
• Metal
• Ice

WHAT IS THE CORRECT ORDER FROM THE SUN FOR THE LAST FOUR PLANETS?

• NEPTUNE, URANUS, SATURN, JUPITER

• URANUS, SATURN, JUPITER, NEPTUNE

• JUPITER, URANUS, NEPTUNE, MARS

• JUPITER, SATURN, URANUS, NEPTUNE