Astronomy Review Part 1

Front

Who was the first American to orbit the Earth?

Back

John Glenn was the first American to orbit the Earth on February 20, 1962.

Front

This astronomer confirmed the heliocentric theory with his telescope and discovered four moons of Jupiter.

Back

Galileo Galilei confirmed the heliocentric theory and discovered the four largest moons of Jupiter, known as the Galilean moons.

Front

What is the largest constellation?

Back

Hydra is the largest constellation in the night sky.

Front

Name that constellation: The Great Bear.

Back

Ursa Major is also known as The Great Bear.

Front

What does the Heliocentric system look like?

Back

The Heliocentric system places the Sun at the center, with planets, including Earth, orbiting around it.

Tags

NGSS.HS-ESS1-4

Front

What is the significance of the Hubble Space Telescope?

Back

The Hubble Space Telescope has provided deep space images and has significantly advanced our understanding of the universe.

Front

Define a light-year.

Back

A light-year is the distance that light travels in one year, approximately 5.88 trillion miles (9.46 trillion kilometers).

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What are the four terrestrial planets in our solar system?

Back

The four terrestrial planets are Mercury, Venus, Earth, and Mars.

Front

What is the main component of the Sun?

Back

The Sun is primarily composed of hydrogen (about 74%) and helium (about 24%).