evidence of the big bang
Name 1 piece of evidence for the big bang
CMBR
motion of galaxies
light spectra
How old is the universe
13.8 billion years old (accept +- 0.1 billion years)
which planet is known as the red planet
Mars
What is the closest star to earth
...
define exoplanet
Planet outside our solar system
How do we know galaxies are moving away from us
red shift
What came first matter or forces
Forces
What causes shooting stars in the sky?
Meteor
Where do stars get there energy from (which process do stars get their energy from)
Nuclear fusion
Name 2 types of planets
terrestrial
ice giant
gas giant
super earth
How does the motion of galaxies provide proof of the big bang
As the galaxies are expanding, if we reverse the expansion than it indicates that the universe started from a single point
What are the 3 key components the universe is made of
matter, dark matter, dark energy
Which planet is the brightest in our night sky
Venus
Where do stars form
stellar nebulae, cloud of gas and dust
What do scientists call the region in a solar system where liquid water can exist?
The habitable zone
What is the cosmic microwave background radiation
It is the first electromagnetic radiation released from the big bang which is the same everywhere
What percentage of the universe is made up of matter
4.6% +-1%
Name 3 components needed for life
Water,Oxygen,sulfer,carbon,phosphorus,time,habitable zone and luck
Continue the lifecycle of the sun from now til it's death
main sequence -red giant- white dwarf -black dwarf
What equation is used to calculate the number of intelligent life species in the galaxy
The drake equation
Is the Big bang a fact
No it's a theory
Is the universe still expanding
yes, it is accelerating
Does the Earth spin on it's axis clockwise or anticlockwise
clockwise
Are the hottest stars the colour blue? double points if you can name the colour of the coldest "living" stars
yes, and for double points a red star allow black dwarf
Is the water world from interstellar a real planet, double points if you can name the planet
yes, Kepler 22B