Newton
The tendency of mass to stay in motion unless acted upon by another force is
What is inertia?
The sun is considered a huge ball of
What is gas?
Earth's surface is composed of mostly these two chemicals
What are silicon and oxygen?
In comparison to Earth how big is the diameter of Mars
What is half?
The largest known asteroid
What is Ceres?
This is the formula for acceleration
What is change in velocity/change in time?
This layer of the sun is what produces all of it's energy
What is the core?
This is how many planets from the sun the Earth is
What is 3?
This is the amount of Earth years in Mars years
What is 1.88?
Trans Neptunian Objects or TNO's are found here
What is the Kuiper Belt?
This is how force is determined
What is Mass x Acceleration?
The heated gas that rises from the sun is known as
What is convection?
This is the most abundant gas in Earth's atmosphere
What is nitrogen?
This provided the first close up image of Mars in 1965
What is Mariner 4?
The year Pluto was discovered
What is 1930?
A change in direction also changes this, even if your speed stays the same.
What is Acceleration?
This is where spiky jets of gas known as spicules are located
What is the chromosphere?
This is Earth's average density
What is 5.5 kg/liter?
This is the percentage of Mars atmosphere that is carbon dioxide
What is 95%?
The two primary parts of a comet
What are the head and the tail?
If two objects or bodies were to collide or interact, this happens to the force exerted upon each other
What is an equal force?
These are found in pairs of opposite magnetic poles
What are sunspots?
This effect in the atmosphere directly effects the temperature on Earth
What is the greenhouse effect?
This causes the color of Mars sky, which should actually be black
What is dust?
A piece of a comet or asteroid that lands on Earth is known as
What is a meteorite?