Download Science Homework Week 1 Term 4

Science Homework Week 1 Term 4
1. List the planets in order from:
A largest to smallest
B closest to most distant from the Sun
C lowest to highest gravity.
Answer 1:
A Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury
B Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
C Mercury, Mars, Venus, Earth, Neptune, Uranus, Saturn, Jupiter
2. Name the planets known as the gas giants:
Jupiter, Saturn, Uranus and Neptune
3. Name 3 spacecraft and at least one planet visited by each:
Apollo 11 – The moon
Viking 1 – Mars
Viking 2 – Mars
4a. Name the body in the solar system that was a planet until 2006:
Pluto
4b. Why is it now regarded as a dwarf planet?
Pluto is no longer a planet due to it’s very small mass in comparison to other planets.
4c Two other dwarf planets:
Eris and Makemake
5 What does ‘terrestrial planet’ mean?
It means a planet that has a surface and geological features similar to the earth’s.
6 Why is there less information about the outer planets than the inner ones?
Because the inner planets are much closer they are much easier to send rovers or
spacecraft too. Rather than the outer ones which are extreme distances away.
7 Identify the following planets by unscrambling their names.
Neptune, Venus, Mars, Saturn, Jupiter, Uranus, Earth, Mercury
8 Identify which planets could be called modern and ancient:
Ancient:
Mars, Venus, Mercury and Earth.
Modern:
Neptune, Uranus, Jupiter and Saturn
9 Which planet is the hottest, coldest and has a giant hurricane raging throughout larger
than earth?
Coldest – Neptune
Hottest – Mercury
Hurricane - Jupiter