REVIEW UNIT 5: WE LOVE THE UNIVERSE

What is a group of millions of stars, planets, gas clouds and rock fragments?  

• a galaxy  

• a planet  

• a constellation

The three closest planets to the Sun are...  

• Mars, Venus and the Earth.  

• Mercury, Venus and Jupiter.  

• Mercury, Venus and the Earth

What movement of the Earth causes day and night?  

• revolution  

• rotation  

• neither

What conditions make life possible on Earth?   

• the right distance from the Sun, liquid water and the atmosphere

• the Moon, the right distance from the Sun and the movement of rotation

• the right distance from the Sun, liquid water and the weather

At ..., the side of the Moon lit by the Sun completely faces the Earth.  

• FIRST QUARTER

• NEW MOON

• FULL MOON

In a lunar eclipse...  

• the Earth is between the Sun and the Moon.

• the Moon is between the Sun and the Earth.

• the Sun is between the Earth and the Moon.

The first human to go into space was...

• Valentina Tereshkova

• Yuri Gagarin.

• Neil Armstrong.

Space debris is...  

• a satellite used to explore outer space.

• a type of space tourism.

• any human-made object in space that does not serve a useful function.

Climate change...

• makes extreme weather events disappear.

• increases ice in glaciers.

• causes biodiversity loss.

An action that combats climate change is..

• recovering damaged landscapes.

• using non-renewable energy sources.

• rising sea levels