Doc Scientia Curriculum Grade 8

2. 1.1 Asteroids: Lumps of metallic rock with irregular shapes.
1.2 Comet: Masses of ice, rock, dust and frozen gases.
1.3 Galaxy: Mixture of gas, dust and a vast number of stars held together
by gravitational forces. Can be spiral, round, elliptical or irregular. Can
be composed of billion stars.
1.4 Meteorite: Small pieces of rock which orbit the sun.
1.5 Moon: Natural satellites which orbit a bigger object in space.
1.6 Satellite: Manmade semi-independent computer controlled space
ship.
1.7 Star: A ball of hot glowing gas.
2.1 Comets
2.2 Meteorite
2.3 Stars
2.4 Planets
2.5 Milky way galaxy
3. Galaxies, stars, planets, moons, asteroids, meteorites and comets.

3. 1. Optical telescope, Radio telescope and Space telescope.
2. Away from interference from electromagnetic radiation.
3.1 Hertebeeshoek Obervatory
3.2 MeerKAT in Carnarvon, Northern Cape
3.3 SALT
4. Southern African Large Telescope
5.1 Square Kilometre Array. It is a radio telescope which collects
information over an area of one square kilometre. This SKA will
contain 3 000 antennas.
5.2 In the Northern Cape.
5.3 Construction start in 2016 and will be completed in 2022.
5.4 Will be built at Carnarvon in Northern Cape. Named the MeerKAT
(Karoo Array Telescope). It will contain 80 dishes.