Can We Colonise Mars? Revision

What is a true fact about Mars

• Its made out of candy

• It atmosphere is 100 times thinner than ours

• Its really just a moon

• Its the coldest planet

The four inner planets are...

• Rocky and small
• Very large and made of ice
• Small and made of ice
• Very large and made of gases

Which two planets are out of order in this list of our solar system?
Mercury-Earth-Venus-Mars-Jupiter-Saturn-Uranus-Neptune-Pluto.

• Mercury and Earth
• Earth and Venus
• Saturn and Jupiter
• Uranus and Neptune

Gravity is the force objects put on each other because of their ______.

• Mass
• Friendliness
• Acceleration
• Speed

An example of a gravitational interaction is that the Earth. . . 

• orbits the Sun.
• orbits the moon.

If an object has MORe _______, it will have more gravitational force. 

• mass
• distance

Gravity on Mars’ surface is much lower than it is here on Earth. This is because the mass of mars is ______ than Earth.

• less
• more
• the same

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

According to the graph how far does the person travel in the first 5 seconds?

• 2 m
• 10 m
• 0 m
• 5 m

What is the person doing from 5 seconds to 10 seconds?

• Walking 
• Running
• Standing Still 
• Walking Fast