Renewable Resources and uninverse Flashcards
What is renewable resource?
Renewable resource can be replaced.
Burning of fossil fuels impacts are environment how?
Causing temperature to rise up.
What is non renewable resources?
It can not be replace. What’s it’s all gone it’s gone.
What are some evidence that support the Big Bang theory?
Idea that glaxeys move and expand and radio background is a sign of the Big Bang theory.
What happens at the end of a stars life?
Becomes a black dwarf
What is a super nova?
Exploding star that increases in brightness many thousands of times.
What causes the energy of the sun?
It Is caused by energy fusion
What is apparent magnitude of a star?
It is effected by how close it is to us.
What is absolute magnitude of a star?
Is how bright the star is.
What instrument is used to find the chemicals composition of a star?
Spectrum scope
What evidence is use to determine if the universe is expanding or contracting?
Red sift in glaxey apart if the Doppler effect
What is the speed of light?
300 thousand km per second
