universe

?
  • Created by: werk_
  • Created on: 23-09-23 18:06
why does your weight vary across planets?
1. your weight is dependent on g, since weight=mass x g
2.the gravitational field strength(g) of a planet varies depending on the size of the planet
3. this means that your weight will also vary
1 of 7
what is gravitational field strenght on earth?
approxiately 10N/Kg
2 of 7
what does our solar system consis of?
1.the sun
2. 8 planets
3.the planets natural satellutes
4.dwarf planets
5.comets and asteroids
3 of 7
name the planets in order starting with the one closest to the sun
mercury, venus, earth, mars, jupiter, saturn, uranus, neptune
4 of 7
what did ptolemy suggest about the universe?
that earth was in the centre
5 of 7
what did copernicus suggest about the universe?
that the sun is in the centre and the planets orbit it
6 of 7
what did galileo contribute to theories about the universe
he used telescopes to support copernicus suggestion about the sun, and suggested that moons orbit planets
7 of 7

Other cards in this set

Card 2

Front

what is gravitational field strenght on earth?

Back

approxiately 10N/Kg

Card 3

Front

what does our solar system consis of?

Back

Preview of the front of card 3

Card 4

Front

name the planets in order starting with the one closest to the sun

Back

Preview of the front of card 4

Card 5

Front

what did ptolemy suggest about the universe?

Back

Preview of the front of card 5
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