Science Vocabulary
Our Galaxy
Life on Earth
Global Warming
The Sun
100

What does habitable mean?

A suitable place to live.

100

Whats the name of our galaxy

The Milky Way Galaxy 

100

Earth is made up of 70% ___________.

Water

100

What are the two main causes of global warming?

CO2 and Temperature 

100
How many suns are in our solar system?

one.

200

What does Solar and Lunar mean?

Sun and Moon 

200

What shape is our galaxy?

Spiral Bar 

200

What was the first kind of organism?

multicelled organism 

single celled organism 

Homosapien organism

human organism

single celled

200

What happens to glaciers and icecaps as a result of global warming?

They melt


200

Name 2 main things that the Sun provides for Earth.

heat and light 

300

What is a phenomenon?

A remarkable event. 

300

How how many stars are in the galaxy?

100-200 billion stars

300

What are the top 3 things that allow humans to live on Earth?

Temperature, Water, Oxygen(atmosphere)

300

When glaciers melt it causes_____________.

Sea level rising 


300

The Sun is a big flaming ball of _____.

gas

400

What is an Exo-planet?

A planet that exists outside our solar system.

400

How many planets are in the Galaxy?

1-2 trillion planets

400

When was the big bang where our galaxy was created?

4600 Mya 

400
What are 2 things humans do that cause global warming to rise?

Factories, drive cars, smoke, fires, air pollution.

400

The big explosions that fly out from the sides of the sun are called _______________.

Solar Flares

500

What is a spectrometer used for?

measuring light energy.

500
Is our galaxy expanding or contracting?

expanding

500

When was the first humans found on Earth? Bonus points if you know their names.

a) 3500 mya 

b) 600 mya 

c) 2mya

d) 12mya 

2mya 

500

What can we do to help stop global warming?

plant trees, recycle, carpool, use electric cars, solar power etc.

500
How long does it take for sunlight to reach the earth?

8 minutes 

M
e
n
u