Year 7 Science · Unit 4 · Lesson 7

Models of the Solar System

Foundation Worksheet

Name
Date
Class

Learning Goals

Match each term to its meaning

Draw a line connecting each term on the left to its correct meaning on the right. Or write the matching letter next to each term.

TermYour answerMeaning
Geocentric modelA. A simplified picture of how something works that we can keep, modify or reject
Heliocentric modelB. The Sun-centred model, with the Earth and planets orbiting the Sun
ModelC. The Earth-centred model, with the Sun and stars moving around a still Earth
PtolemyD. Published the Sun-centred model in 1543
CopernicusE. Wrote down the Earth-centred model around 150 CE
GalileoF. Used a telescope around 1610 to see Jupiter's moons and the phases of Venus

True or False? Fix the false ones

Circle T or F for each statement. If the statement is false, rewrite it correctly on the line below.

In the geocentric model, a still Earth sits at the centre and the Sun and stars move around it.

Correct it:

T
F

Copernicus published the geocentric, Earth-centred model in 1543.

Correct it:

T
F

Around 1610, Galileo used a telescope to see moons orbiting Jupiter and the phases of Venus.

Correct it:

T
F

Scientists change a model only when a famous person tells them to, not because of new evidence.

Correct it:

T
F

1. Explain the difference between the geocentric model and the heliocentric model in your own words.

Recall 2 marks

2. Why did people believe the geocentric model for so long? Give one reason based on what they saw in the sky each day.

Recall 2 marks

Wrap Up

In one sentence, what was the main idea of this lesson?