Earth and Space Honors 9 Weeks Exam

Scientists estimate the Big Bang happened

• 14 million years ago

• 1 billion years ago

• 14 billion years ago

• 40 billion years ago

The first elements created after the Big Bang were

• Hydrogen, Helium

• Hydrogen, Oxygen

• Helium, Oxygen

• Oxygen, Nitrogen

Left over energy from the Big Bang is called

• cosmic background radiation

• redshift

• blueshit

• abundance of elements

The change in frequency of a wave between the source of the wave and the observer is called

• Doppler effect

• Astronomy

• Heliocentrism

• Geocentrism

Hubble discovered the universe is expanding. What evidence did he have?

• Most galaxies are redshifted

• Most galaxies are blueshifted

• Most galaxies are yellowshifted

• Most galaxies are blackshifted

Which object would be the best to use to determine the age of the Solar System?

• igneous rock

• sedimentary rock

• metamorphic rock

• meteorite

Gold is element number 79. How was it formed?

• fusion in a small star

• supernova

• the big bang

• a black hole

The process that happens when an unstable nucleus gives off a particle to become more stable.

• radioactive decay

• nebular theory

• meteorite

• the big bang

The outer planets are

• large, less dense, gaseous

• small, rocky, dense

• large, dense, rocky

• small, less dense, gaseous

Carbon is element number 6, how was it formed?

• the big bang

• nebular theory

• fusion in small stars

• supernova