Question

Which of these are made up of matter? Check all that apply.

Answer 1

Answer:

• salt dissolved in water
• air in the lower levels of the Earth’s atmosphere
• leather made from cow hides
• metal after if has been molded

Explanation:

Matter is defined as material of substance which has mass and occupy physical space. Matter is some thing which contains atoms.So, from the given options the examples of matter are:

• Salt dissolved in water: salt is made up sodium and chloride where as water is made of hydrogen and oxygen
• air in the lower levels of the Earth’s atmosphere: air mixture of gases and gases are made atoms of different elements.
• leather made from cow hides: processed product from the animal skin which is also made of organic matter that is carbon , hydrogen , oxygen and nitrogen.
• metal after if has been molded; they too are made up of atoms.

Answer 2

Answer:

salt dissolved in water

air in the lower levels of the Earth’s atmosphere

leather made from cow hides

metal after if has been molded

Explanation: