Welcome to the Knowledge Mouse Online Quiz
Science 2
| Questions |
Answers |
| Then God said, "Let there be an __________ in the midst of the waters." |
expanse |
| The main element in the air we need to survive is________? |
oxygen |
| Draw the Atomic Symbol for this element here. |
|
| What elements combine to form water? |
hydrogen and oxygen |
| What is the short atomic name of this compound? |
H2O |
| What is the name of the chart that is used to sort each element? |
the periodic table |
| How many elements are known at this time? |
118 |
