the Big Bang

When a star moves away from us, its light becomes

• redder

• brighter

• darker

• heavier

At the start of the Big Bang, there was no sub-atomic particles because

• it was too dark

• nobody was there

• it was too hot

• there was no water

According to the Big Bang theory, how old is the universe?

• 13.7 billion years

• 4.6 billion years

• 500 million years

• 4 million years

Which of the following are the first two elements in the universe? SELECT TWO!

• hydrogen

• iron

• radium

• helium

the word "span" means

• length

• depth

• quietness

• beauty

How far is the closest start to our planet?

• 40 billion km

• 4 billion km

• 40 lightyears

• 4 lightyears