We believed Pluto was a planet because we hadn’t explored enough. DISCOVERED If we had explored more, we _________________________ Pluto wasn’t a planet.

We learnt a lot about weather system when we started researching space. MIGHT If we hadn’t researched space, we _________________________ much about weather.

Both Earth and Mars tilt on their axes at an angle of about 24 d__________ .

S_________ images can help us understand the behaviour of the atmosphere.

I would love to get the c__________ to go to NASA Space Camp.

Astronauts need to have a strong b__________ in maths and science.

Space programmes need a lot of money, so missions can’t happen often. HAD Missions would happen more often _________________________ more money.

One of the re____________ for being an astronaut is having good eyesight.

What scientific tasks do you think the instruments on the Mars rover perform? quicker / were / than / they / at / humans

I can’t see Mars because my telescope isn’t good enough. BETTER I would be able to see Mars if _________________________ .

Scientists are looking for real p__________ that life is possible on Mars.

Polar caps are v_________ areas covered with ice.