Astronomy- planets Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
solar system | made of sun, planets and other bodies that travel around it |
Nebula | very large clump of gas (hydrogen and helium) |
Two forces that keep the nebula in balance | gravity and pressure |
Planetesimals | the tiny building blocks of celestial objects formed when the bits of dust stick together within the nebula |
Examples of planetesmials | planets, comets, stars, meteors |
Used to measure the distance between planets | astronomical units (AU) |
1 AU | average distance between the Earth and the Sun |
Describe the inner planets | terrestrial planets- smaller, denser, rockier, hotter and more closely spaced |
name inner planets | Mercury, Venus, Earth and Mars |
Describe the outer planets | gaseous- larger, cooler, nonsolid and have rings except for Pluto |
Name the outer planets | Jupiter, Saturn, Uranus, Neptune and Pluto |
Mercury | the planet that has the greatest temperature range and is the second smallest |
Venus | Called morning or evening star and is the hottest planet due to the greenhouse effect |
Venus | Retrograde rotation |
Retrograde rotation | rotates backwards and clockwise |
Prograde rotation | normal and counterclockwise |
Earth | Planet that is 3/4 water and has life |
Mars | red planet with thin atmosphere, polar ice caps and 2 volcanic systems |
Jupiter | largest planet that has a Great Red Spot and 28 moons |
Saturn | Second largest planet with a complex ring system and moon called Titan |
Neptune | Planet that crosses in and out of Pluto's orbit, blue world and great dark spot |
Pluto | smallest planet with retrograde rotation, ice, with moon called Charon |
Created by:
seagullq
Popular Science sets