Changing Views of Earth Vocab

A geocentric model states that:

• The sun revolves around the planets.

• The Earth stays in one place and the sun revolves around it.

• The sun stays in one place and the Earth revolves around it.

In the text, it states, "As a result of his heightened vision, he could see stars, planets, and other celestial spheres with new clarity." What is the best definition of spheres in the context?

• Objects in space

• Round objects in space

• Round, ball-like objects in space

• Objects that can be found in space

Choose the best example for the meaning of criteria:

• Rules for making a decision or judging something

• An option that could possibly happen

• Wanting something so badly that you choose it over another option

• Going in bad weather even though you are cold

"Each observation and calculation led him to support a radical new model of the solar system." In this context, choose the best definition of calculation.

• A math problem that can be solved

• Measurements taken over time

• A way of adding up the planets

• Multiplying and dividing stars and planets to see how many are found in the solar system

Choose the best definition of heliocentric:

• The sun orbits the Earth.

• The sun does not orbit the Earth.

• The Earth and planets revolve around the sun at the center of the universe.

• The sun revolves around the Earth and the planets which are at the center of the solar system.

"New technology allowed scientists to evaluate theories better than ever." Choose the best definition of evaluate.

• come up with an answer to a problem

• to solve a problem

• to examine something closely and decide it's value

• use a telescope to see the constellations

"Kites and balloons could reach heights of approximately three kilometers."

Choose the antonym for approximately:

• an estimate

• an exact answer

• a measurement

• an answer to a division problem

A sphere's diameter can be found by:

• measuring around the outside of the sphere.

• measuring half of the inside of the sphere.

• measuring the inside of the sphere from one side to another,

• adding the measurements of the sides together.

If something is astronomical, it must meet the following criteria:

• relates to animals and nature.

• relates to astronomy and outer space.

• relates to scientists

• relates to people travelling through space