Astronomy & Scientific Method Review 2024

Front

Why are the nuclear reactions that occur in the center of the Sun critical to life on Earth?

Back

Life on Earth depends on the heat and electromagnetic radiation released by the Sun's nuclear reactions.

Front

If a meteoroid hits the surface of a planet, it is called a ____________.

Back

Meteorite

Front

A huge system of millions or billions of stars, together with gas and dust, held together by gravity is called a ____________.

Back

Galaxy

Front

The light from most distant galaxies is _____.

Back

shifted toward the red end of the spectrum.

Front

All stars begin and end their lives in this large cloud of gas and dust. What is it called?

Back

Nebula

Front

What is the term for a small rocky body orbiting the Sun, typically found in the asteroid belt?

Back

Asteroid

Front

What is the name of the process by which stars generate energy through nuclear fusion?

Back

Nuclear Fusion

Front

What is the term for the apparent change in wavelength of light from an object moving away from the observer?

Back

Redshift

Front

What do we call the path that a planet takes around the Sun?

Back

Orbit

Front

What is the name of the force that holds planets in orbit around the Sun?

Back

Gravity