Question 7 (1 point)
What is tidal energy
A. a renewable form of energy that converts the natural rise and fall of the tides
into electricity

B. electricity produced from machines that are run by moving water

C. the conversion of energy from sunlight into electricity

B.

Explanation:

Tidal energy is the form of hydropower that converts the energy obtained from tides into useful forms of power.

passing a magnet thought the

mixture , because iron gets attracted to magnet .

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.