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Science 3rd year nov
| Question | Answer |
|---|---|
| Galaxy | Billion of stars |
| Solar system | Planets that orbit a sun |
| Universe | Everything in space |
| Milkway | Galaxy that our sun belongs to |
| Star | Burning gas or generates light and heat |
| Pluto | Dwarf planet |
| Moon | Made of rock and gets light from reflecting of sun and is a natural satellite of the earth |
| Asteroid | Made of rock and is located in asteroid belt |
| Comet | Made of ice dust and gas |
| Name 3 inherited characteristics | Hair colour, eye colour and skin colour |
| Name 3 acquired characteristics | Riding a bike,maths and learning the piano |
| How many chromosomes does a human have | 46 |
| How many chromosomes does and egg have or sperm | 23 each |
| Whos charles darwin | Mad ethe theary of evo of nat selction |
| What’s a tissue | Group of cells. |
| What’s a organ | A group of tissues |
| What’s an organ system | Group of organs |
| What’s photosynthesis | The way green plants make their own food |
| What’s are the factors of photosynthesis | Water,light,carbon dioxide and chlorophyll |
| D S T | Distance speed time |
| How many days does it take for the moon to orbit the earth | 28 |