Welcome to the Knowledge Mouse Online Quiz
Science Test 101
| Questions |
Answers |
| Who first experimented with wireless communication using frequencies? |
Nikola Tesla |
| What are the main elements that make up stars in the universe? |
Hydrogen and Helium |
| What are plant cell walls primarily made of? |
Cellulose |
| Our brains rely on ____ as a primary source of fuel. |
Glucose |
| What chemical does the Pineal Gland, located in the center of your brain, produce when someone dies? This is what causes us to see our lives flash before our eyes when we have near-death-experiences. |
Dimethyltryptamine (DMT) |
| The human hear has how many chambers? |
Four |
| Do salt molecules dissolve or dissociate in water? |
Dissociate |
