MATTER AROUND US

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

1. is an element that occurs naturally. It is combined with other elements to make medicine for treating diarrhea.

2. Matter is classified into two broad categories, namely, and .

3. Pure substances are further divided into categories as and .

4. Matter in its simplest form is called an .

5. The common salt is consisting of elements of and .

6. There are known elements till date. of these elements occur naturally while elements have been created artificially in the laboratory.

7. Elements can be broadly classified into , and based upon their chemical properties.

8. is the only metal that is liquid at room temperature .