Galaxies and The Universe OALH

Last updated almost 5 years ago
30 questions
Do Now:
1

What causes the seasons?

1

List the following from smallest to biggest: solar systems, moons, stars, planets, universe, galaxies, universe

1

State the state symbol for a gas

1

How many tmes atleast should we repeat a science experiment?

1

Calculate the weight of a person with mass 90 kg on the moon. The strength of gravity on the moon is 1.6N/Kg.

1

Challenge: List the 8 planets in our solar system moving away from the sun

Key Knowledge LCWC
1

Define solar system

1

Name the galaxy that we are in

1

Define "star"

1

Name the force that keeps planets and moons in orbit around larger objects

1

Define Galaxy

1

Define solar system

1

Name the galaxy that we are in

1

Define "star"

1

Name the force that keeps planets and moons in orbit around larger objects

1

Define Galaxy

Recall Quiz
1

The force that keeps the planets in orbit is...

1

A galaxy is...

1

The galaxy we are in is called...

Independent Task
1

What would happen to the light a galaxy gives off if it were moving towards us?

1

Galaxy X has a larger red-shift than Galaxy Y. Which galaxy, X or Y is nearer to us?

1

Galaxy X has a larger red-shift than Galaxy Y. Which galaxy, X or Y is moving away faster?

1

Put these objects in order of increasing size:
Andromeda galaxy Earth Sun Universe

1

Complete the sentences. Use the words approaching, expanding, orbiting and receding.
The Earth is ______________ the Sun. The Universe is ______________. The distant galaxies are ______________. A blue-shift in the light from a star would tell us it is ______________.

Exam questions
1

What force keeps the telescope in orbit around the earth?

1

The Hubble telescope is a satellite used for looking at planets and stars. Give one other use of satelites.

1

You can see the Sun because it __________ light.

1

You can see a satellite because it __________ light.

1

The planet Uranus is four times the size of earth. On the chart above, draw a bar for the planet Uranus.

1

Arrange the following in order of size, starting with the smallest.

Sun Hubble telescope Earth