GRADE 6 SCIENCE REVIEW

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We need light so that we can see the world around us. The Sun is a natural source of light. Name two human-made sources of light.

Candle, torchlight, phone's light, lamp, fire

will there be light? why

Yes because, there is a battery, bulb, wire all well connected and the switch is closed.

Scientists use the characteristics of life to find out if an organism is alive. How many characteristics of life are there?

7

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