Flashcards

seasons and planets

14jsmith Science 8 Inglês 12 flashcards

Flashcards do conjunto (12)

1order of the planetsMercury
Venus
earth
mars
Jupiter
Saturn
Uranus
Neptune
2solar systemsun and objects orbiting it
3what is the planets orbit shapeelliptical
4gravityforce of attraction between two objects
5what stops the planets flying awayThe gravitational pull of the Sun,
countered by velocity of the
orbiting object, keep planets
in orbit around the Sun.
6why do we have day and nightthe earth rotates on its axis
7how do the stars prove evidence the earth rotatesthey move across the night sky
8define a yearthe time it takes for an object to orbit a star
9why do we have seasonswe have seasons because the earths axis is tilted
10why is it warmer in summer than winterbecause of the tilt in the earths axis at different points in the year England is closer to the sun so more light hits it in summer and in winter we are tilted away from the sun
11one daythe time a planet takes to spin once on its axis. A day on Earth is 24 hours.
12rotation directionEarth rotates anticlockwise, so the Sun rises in the east and sets in the west.

Descrição: 8 Science (space) FlashCards sobre seasons and planets, criado por 14jsmith em 27-05-2016.
Criado por: 14jsmith
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