space science review

Front

What is a supernova?

Back

A supernova is the final explosive stage in the life cycle of a massive star, resulting in a bright burst of light and the ejection of the star's outer layers.

Front

What is a White Dwarf?

Back

A white dwarf is the remnant of a low to medium mass star that has exhausted its nuclear fuel and shed its outer layers.

Front

What occurs during the Autumnal/Vernal Equinoxes?

Back

During the Autumnal and Vernal Equinoxes, day and night are approximately equal in length.

Front

What is the significance of the tilt of the Earth?

Back

The tilt of the Earth is responsible for the changing seasons; without it, there would be no seasons.

Front

What color represents the lowest surface temperature of stars?

Back

Red represents the lowest surface temperature of stars.

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What is a black hole?

Back

A black hole is a region in space where the gravitational pull is so strong that nothing, not even light, can escape from it.

Front

What is the difference between a planet and a star?

Back

A planet is a celestial body that orbits a star, while a star is a massive, luminous sphere of plasma held together by gravity.

Front

What causes the phases of the Moon?

Back

The phases of the Moon are caused by the changing positions of the Moon, Earth, and Sun, which affect how much of the Moon's surface is illuminated.

Front

What is the role of gravity in the universe?

Back

Gravity is the force that attracts two bodies towards each other, governing the motion of planets, stars, galaxies, and even light.