3-4 Flashcards
1
Q
Cost of electricity
A
It is expensive because it is made of non-renewable resources.
2
Q
Renewable and non-renewable resources
A
Non-renewable - Things that will run out and cannot be replaced.
Renewable - Something that will not run out.
3
Q
Sun
A
- Big ball of gas
- Star
- Generates heat and light
- Center of solar system
4
Q
Mercury
A
- Rocky
- 1st planet
- No atmosphere
- Brown
5
Q
Venus
A
- Rocky
- 2nd
- Has thick atmosphere of CO2
- Orange
6
Q
Earth
A
- Rocky
- 3rd
- Supports life
- “Blue Planet”
- blue+green
7
Q
Mars
A
- Rocky
- 4th
- Mount. Olympus Mons is 28km High
- red
8
Q
Jupiter
A
- Gas
- 5th
- Has a huge storm
- brown+white
9
Q
Saturn
A
- Gas
- 6th
- So light might float
- Yellow
10
Q
Uranus
A
- Gas
- 7th
- 9 dark and 2 bright rings
- Light blue
11
Q
Neptune
A
- Gas
- 7th
- Ice Giant
- Methane atmosphere
- Dark blue
12
Q
The earth takes … to revolve around the Sun
A
365.25 days
13
Q
The Earth is tilted at … degrees.
A
23.5
14
Q
Moons (4 points)
A
- Rocky surfaces covered in ice.
- No own heat and light.
- Surface: mountains, plains and craters.
- Rocky body in an orbit around a planet.
15
Q
Name the 2 types of telescopes.
A
Optical and radio.
