Midterm Review 1/3

Front

What is the unit of measure that is the average distance between the Earth and the Sun?

Back

Astronomical unit (AU) is the average distance between the Earth and the Sun, approximately 93 million miles or 150 million kilometers.

Front

What is the term for the path in space followed by a celestial body?

Back

Orbit is the path that a celestial body takes as it moves around another body in space due to gravitational forces.

Front

What is the process of inquiry that results in the accumulation of knowledge?

Back

Scientific method is a systematic process used for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is a fair test designed to give a reliable and unbiased answer to the question being investigated?

Back

An experiment is a controlled procedure carried out to discover, test, or demonstrate a fact or general truth.

Front

Where is the asteroid belt located?

Back

The asteroid belt is located between Mars and Jupiter.

Front

What is the term for a celestial body that orbits a planet?

Back

Moon is a natural satellite that orbits a planet.

Front

What is the term for the force that attracts two bodies towards each other?

Back

Gravity is the force that attracts two bodies towards each other, proportional to their masses and inversely proportional to the square of the distance between them.

Front

What is the term for a large body of ice and dust that orbits the Sun?

Back

Comet is a celestial object made of ice, dust, and rocky particles that, when close to the Sun, displays a visible atmosphere or coma and sometimes a tail.

Front

What is the term for the region of space beyond Neptune filled with icy bodies?

Back

Kuiper Belt is a region of the solar system beyond Neptune, populated with many small icy bodies.

Front

What is the term for the process by which plants convert sunlight into energy?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.