Essay About Process Of Small Rocks And Rovers Spirit

Astronomy
Astronomy
When was the birth of the solar system?
The birth of the solar system was 4.6 billion years ago
T/F The planets are all made of the same stuff but the conditions they formed under where different.
Elements in the solar system are like the ingredients in a cake
Why are only rocky planets able to form close to the sun?
Rocky planets are able to form close to the sun because the sun burns away the water
What planet lost its atmosphere and became a barren wasteland?
What planet heated up tremendously over time?
Mercury
There were once thousands of planets in our solar system. True or False?
False
The process of small rocks smashing into each other and gaining mass to make bigger rocks is called ________________________
Accretion
How wide must a rock be to have a chance to turn into a planet?
500 miles across
Each collision causes the rocks to heat up and melt and then _________________ starts to work to make all the heavy materials sink to the middle.
Gravity
How can SOLAR WIND (super charged energy particles from the sun) affect astronauts? (Space radiation is serious business!)
Solar wind affects astronauts because it affects with their eyes. It blends in with the fluids.
What is the Earth’s protection from the solar wind? What would happen if we didn’t have it?
Earth has a magnetic field that protects it from the solar wind.
What did the rovers Spirit and Opportunity find evidence for on the surface of Mars? What is the evidence?
The rovers Spirit and Opportunity found evidence of water in the past (thick atmosphere). This proves that Mars wasn’t always a dry and hot desert.
Why did the gas giants become so huge?