looking up part two Flashcards
what are the 5 basic needs for human life
water
food
shelter
air
and warmth
describe the transit method for finding exoplanetes
by measuring brightness of the star over a period of time , astronomers can determine wethere there could be an exoplanet or mutiple exoplanetes orbiting a star
describe the radial speed method for finding method for finding exoplanets
as the planet moves the garvanitional force pulls the circular orbit in in star to the direction of planet
this method is good for for finding and very close to the star if the planet is far away the star will not woble enough for us to see it but astronomaers can mesure the woble of the star and calculate the mass of the planet withoyght seing it
what is the habital zone somtimes called
the goldilocks zone
what is the habital zone
the region around the star where ther could be liquid water not to hot to boil the water and not cold to freeze the water