Q: Fact: electrical current running through a wire causes that wire to heat up
Question: A light is turned on and the circuit is closed so

A: the connections get warm


Q: Fact: as the use of a crop increases , the amount of crops planted will increase
Question: A good example of increased demand may equal increased production is

A: soldiers eat beans, so beans are planted when there is war


Q: Fact: crop rotation renews soil
Question: Different plants draw different minerals so to save the land you need to

A: switch crops yearly


Q: Fact: tidal energy can be used to produce electricity
Question: Tidal motion can be used to

A:
activate turbines on shore