Free Printable Geocentric, Heliocentric & Ancient Astronomers

Worksheets

Geocentric, Heliocentric & Ancient Astronomers

Total questions: 15

Worksheet time: 8mins

Name

Class

Date

1. This word means Earth in Greek.

a. Helios

b. Geo

c. Ethos

2. Select all the astronomers who supported the geocentric model.

Newton

Copernicus

Galileo

Ptolemy

3. This model states the planets orbit the sun.

a. Geocentric

b. Heliocentric

4. Select all the astronomers who supported the heliocentric model.

Newton

Copernicus

Galileo

Ptolemy

5. This word means sun in Greek.

a. Helios

b. Geo

c. Fireus

6. This model states the planets and stars orbit the Earth.

a. Geocentric

b. Heliocentric

7. Which astronomer discovered that the planets move in elliptical orbits

a. Newton

b. Copernicus

c. Kepler

d. Hubble

9. This scientist/astronomer used the telescope to make discoveries such as: Jupiter's four moons and Venus' location in the solar system.

a. Aristotle

b. Copernicus

c. Ptolemy

d. Galileo

2. Who proposed the heliocentric model of the solar system?

b. Copernicus

a. Ptolemy

c. Galileo

d. Kepler

10.

4. Which term describes the apparent backward motion of planets as observed from Earth?

a. Retrograde

b. Prograde

c. Elliptical

d. Circular

11.

8. Which scientist formulated the laws of motion and universal gravitation?

b. Newton

a. Kepler

d. Copernicus

c. Galileo

12.

11. What is the term for the point in a planet's orbit closest to the sun?

a. Aphelion

d. Solstice

b. Perihelion

c. Equinox

13.

12. What is the term for the point in a planet's orbit farthest from the sun?

c. Solstice

b. Perihelion

d. Equinox

a. Aphelion

14.

13. Which planet is known for having the most prominent ring system?

d. Neptune

c. Uranus

b. Saturn

a. Jupiter

15.

14. Which planet is closest to the sun?

d. Mars

c. Mercury

b. Earth

a. Venus

100 %

Geocentric, Heliocentric & Ancient Astronomers

Total questions: 15

Worksheet time: 8mins

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