Chemistry worksheet - 2
1 Marcus placed a substance in a beaker. He saw that the substance changed shape and took the shape of
a beaker. What was the substance?
2 Give the chemical symbols for the following elements.
a Potassium _____________________________ [1]
b Argon ________________________________ [1]
3 a Which state of matter is represented by this diagram?
__________________________________________________________________________ [1]
b Complete this diagram to show the particles in solid ice. [1]
4.Complete the following passage using the list of words. You may use the words once, more than once,
or not at all.
If you leave ice in a _______________ place it melts and becomes liquid water. The temperature at
which a solid melts is called the _____________.
If you heat water until its temperature reaches 100°C, it will boil. Now, all of the water rapidly
changes to _____________. 100°C is the boiling point of water.
The temperatures at which a substance melts and boils are two of its _____________. [2]
5. All matter has _____________________________ and takes up _________________________________.
6. Liquids take up a ______________________________ amount of space.
7. Solids have a ____________________________ shape.
8. Gasses and plasma are called _________________ because their shape is always changing.
9. Solids have a ______________________ volume.
10. Liquids have a ______________________ volume.
11. A __________________ and _________________ takes the shape of their containers.
12. A ____________________ will not take the shape of its container.
13. A ____________________ will fill the entire container.
14. A ____________________ will flow only sideways and down.
15. A ____________________ is usually flat on top.
16. A ____________________ changes its volume constantly.
17. A ____________________ never changes its volume or shape.
18. _________________, _________________ , ___________________ all have mass. (It rhymes!)
19. A ____________________ can flow upward.