'Minerals make' presentation slideshows

Geological background

Geological background. 88 elements found in the Earth's crust -- of these, only 8 make up 98%: oxygen, silicon, aluminum, iron, calcium, magnesium, potassium and sodium In the whole earth, only 4 elements dominate: iron, oxygen, silicon and magnesium

450 views • 21 slides

A mineral is a substance that: 1. forms in nature

A mineral is a substance that: 1. forms in nature 2. is a solid and made up of substances that were never alive. 3. has a definite chemical make-up 4. has a crystal structure. A rock: 1. is a solid 2. it forms naturally

220 views • 13 slides

Healthy food

Healthy food. Eat well, stay healthy!. By Shalaev Sanal Form 6A. Vitamins are important for your eyes, your skin ,your bones, your hair and for other parts of your body. There are 13 types of vitamins (A,B,C and so on). There are vitamins in many types of food.

120 views • 10 slides

What are minerals?

283 views • 7 slides