Earth and Space Science

What are the three main types of variables in an experiment?

• Qualitative, quantitative, and controlled
• Independent, qualitative, and controlled
• Independent, dependent, and controlled
• Independent, dependent, and qualitative

What is the difference between a meteoroid and a meteorite?

• A meteoroid is a small piece of rock or metal in space, a meteor is a meteoroid that enters Earth's atmosphere, and a meteorite is a meteor that survives the trip through Earth's atmosphere and lands on Earth.
• A meteoroid is a large piece of rock or metal in space, a meteor is a meteoroid that enters Earth's atmosphere, and a meteorite is a meteor that survives the trip through Earth's atmosphere and lands on Earth.
• A meteoroid is a small piece of rock or metal in space, a meteor is a meteoroid that does not enter Earth's atmosphere, and a meteorite is a meteor that survives the trip through Earth's atmosphere and lands on Earth.
• A meteoroid is a small piece of rock or metal in space, a meteor is a meteoroid that enters Earth's atmosphere, and a meteorite is a meteor that does not survive the trip through Earth's atmosphere and lands on Earth.

What are the two main types of eclipses?

• Solar and terrestrial
• Lunar and planetary
• Lunar and solar
• Solar and stellar

What is the main difference between a gas giant and a terrestrial planet?

• Gas giants are much larger than terrestrial planets and are made mostly of gas, while terrestrial planets are smaller and made mostly of rock.
• Gas giants are smaller than terrestrial planets and are made mostly of gas, while terrestrial planets are larger and made mostly of rock.
• Gas giants are much larger than terrestrial planets and are made mostly of rock, while terrestrial planets are smaller and made mostly of gas.
• Gas giants are smaller than terrestrial planets and are made mostly of rock, while terrestrial planets are larger and made mostly of gas.

What is the difference between a lunar eclipse and a solar eclipse?

• A lunar eclipse happens when the Moon blocks the Sun, and a solar eclipse happens when the Earth blocks the Sun.
• A lunar eclipse happens when the Earth blocks the Sun, and a solar eclipse happens when the Moon blocks the Sun.
• A lunar eclipse happens when the Earth blocks the Moon, and a solar eclipse happens when the Moon blocks the Earth.
• A lunar eclipse happens when the Earth blocks the Moon, and a solar eclipse happens when the Moon blocks the Sun.

What is the name of the theory that explains the origin of the universe?

• The Big Bang theory.
• The Heliocentric theory.
• The Geocentric theory.
• The Copernican theory.

What is the difference between accuracy and precision in data?

• Accuracy means how close the data is to the true value, and precision means how consistent the data is.
• Accuracy means how consistent the data is, and precision means how close the data is to the true value.
• Accuracy means how much data is collected, and precision means how close the data is to the true value.
• Accuracy means how consistent the data is, and precision means how much data is collected.

What is the main idea of the Big Bang theory?

• The universe started as a small, hot point of energy that expanded and cooled down.
• The universe is shrinking and getting colder.
• The universe is made up of billions of galaxies.
• The universe is always changing and evolving.

What is the difference between a comet and an asteroid?

• Comets are made of ice and rock, while asteroids are made of rock.
• Comets are made of rock, while asteroids are made of ice.
• Comets are much bigger than asteroids.
• Comets and asteroids are the same thing.

What is the main cause of day and night on Earth?

• The Earth's orbit around the Sun.
• The Earth's rotation on its axis.
• The Moon's orbit around the Earth.
• The Sun's gravitational pull on the Earth.