Red Shift
Solar system
Galaxies
Stars
Hubble
100

The part of visible light with the longest wavelength

What is the colour red?

100

It contains most of the solar system's mass

What is the sun?

100

They are a collection of billions of stars, gas and dust held together by gravity

What are Galaxies?

100
The sparse cloud of gas and dust that a star is born from

What is a nebula?

100

It is 13.8 billion years old

What is the age of the universe?

200

The effect causes the change in colour noticeable in receeding galaxies

What is redshift?

200

It is the farthest planet from the sun

What is neptune?

200

It is the diameter of the Milky Way

What is 100,000 light years?

200

The end stage of a low-mid mass star

What is a black dwarf?

200

Take the speed, v, at which a galaxy is receding. Divide it by the distance it is from the observer.

What is the Hubble constant?

300

It cannot travel through the atmosphere easily 

What is highly red-shifted light / what is microwaves?

300

This is the collection of rocks, gas, and dust in between Mars and Jupiter

What is the asteroid belt?

300

It is 9.5 x1015 m

What is a light year?

300

Infrared radiation, Visible light, and ultraviolet light

Which parts of the EM spectrum does the sun emit most of?

300

The radiation found everywhere in the universe

What is Cosmic Microwave Background Radiation (CMB)?

400

The idea that space started in a single point and has been expanding outwards

What is the Big Bang Theory?

400

This decreases as distance from the sun increases

What is gravitational field strength?

400

They are theorized to be at the centre of many galaxies?

What are supermassive blackholes?

400

It's the remains of a red giant after it has run out of fuel

What is a planetary nebula?

400

Explain how the distance of a galaxy can be determined

What is using the brightness of a supernova?

500

Explain how the speed, v, of a receeding galaxy can be found

What is the change in wavelength of the galaxy's starlight due to redshift?

500

It increases as orbital radius increases

What is orbital Time Period?

500

Andromeda is a galaxy heading towards the milky way. It's colour will appear different. What is this phenomena called?

What is blueshift?

500

Proxima Centauri is roughly 4 light years away from the solar system. How far is that in metres?

What is 4.0 x1016 m? (accept answers from 3.7 x1016 m up to 4.0 x1016 m)

500

It is the value for the Hubble constant

What is 2.2 x10-18 /s ?

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