Space Flashcards
(19 cards)
The force keeping an object in a circular motion
Centripetal
Centripetal force is measured in?
Newtons
Geostationary satellites are placed above where?
The equator
How does cosmic microwave background radiation support the big bang theory?
Microwaves are found all around the universe
What is the name of the explosion at the death of a massive star
Supernova
A small, hot star near the end of its life called?
White dwarf
What is the name of a baby star
Protostar
What is the next stage of our suns life cycle?
Red giant
A super giant might explode and become a?
Supernova
Most stars are made from
Hydrogen and hellium
_______ is a force that causes dust particles to stick together in a nebula
Gravity
Galaxies move away from our a galaxy a shift on the electromagnetic spectrum (EMS) is noticed. The phenomenon is called
Redshift
A force keeping an object in orbit is
Gravity
If the centripetal force is removed, an object in circular motion would
Go in a straight line
A black hole is so dense with so much gravity that even ______ cant escape
Light
Galaxies that are redshifted are…
Moving away from us
A satellite that takes 24 hours to do 1 orbit is called a
Geostationary satellite
The CMB is
The remaining energy from the big bang
A star begins its life in a
Nebula
