Unit 1 Standard S6E1 Assessement Study Guide

Front

What is the Big Bang Theory?

Back

The Big Bang Theory is the leading explanation for the origin of the universe, suggesting it began as a singularity and has been expanding ever since.

Front

What are the inner planets?

Back

The inner planets are Mercury, Venus, Earth, and Mars. They are small, solid, and rocky bodies.

Front

What are the outer planets?

Back

The outer planets are Jupiter, Saturn, Uranus, and Neptune. They are large and primarily composed of gases.

Front

What is a planet's rings made of?

Back

A planet's rings are made of dust, small rocks, and ice particles.

Front

Which planet is known for spinning on its side?

Back

Uranus is known for its unique tilt, spinning on its side.

Front

What evidence supports the Big Bang Theory?

Back

Evidence includes the observation of the universe's expansion and cosmic microwave background radiation.

Front

What is the difference between geocentric and heliocentric models?

Back

The geocentric model places Earth at the center of the universe, while the heliocentric model places the Sun at the center.

Front

What is the significance of the universe's expansion?

Back

The expansion of the universe supports the Big Bang Theory and indicates that galaxies are moving away from each other.

Front

What are the characteristics of gas giants?

Back

Gas giants, like Jupiter and Saturn, are large, have thick atmospheres, and lack solid surfaces.

Front

What is a vacuum in scientific terms?

Back

A vacuum is a space devoid of matter, where pressure is significantly lower than atmospheric pressure.