Recent questions in Science

0 like 0 dislike

1 answer 70 views

How water is used as a source of energy?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 111 views

Construct a food chain with three links?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

0 answers 62 views

Draw the atomic structure of the following element: (a) Magnesium, (b) Fluorine.

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 107 views

What is meant by reduce, refuse and recycling?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 102 views

What are the characteristics of pure water?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 105 views

Define freezing and boiling points of water?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 81 views

Why clear water is not necessarily safe to drink?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 173 views

How fertilizers cause water pollution?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 76 views

How a chemical formula of a molecule is denoted?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 79 views

How we can purify water by chlorination?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 117 views

Explain the law of constant composition?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 138 views

Explain " Surface water "?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

0 answers 49 views

Write an activity to calculate the number of protons, electrons and neutrons in a sodium atom

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 83 views

How protons, elctrons and neutrons are alike and different?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 68 views

Explain the water beneath the surface of Earth?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 107 views

Describe two food chains in the enviroment around them?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 72 views

Explain water distillation ?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 72 views

Discuss the importance of isotopes in the field of medicines and agriculture?

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 91 views

Explain how water is the most essential part of life.

asked Dec 18, 2018 in Science by danish (1.0m points)

0 like 0 dislike

1 answer 333 views

State criss cross method in detail?

asked Dec 18, 2018 in Science by danish (1.0m points)

Categories