| A | B |
|---|
| What happens if you swallow chewing gum? | It is not digested. |
| Where should you NOT be when there is lightning? | Outdoors under tall trees, or indoors, near appliances or plumbing. |
| Why is the ocean salty? | Rocks on land that contain salt erode and eventually wash into the ocean. |
| Where is the deepest part of the ocean? | The Mariana Trench in the Pacific Ocean is the deepest, at 10,924 meters. |
| What part of the human body is most commonly bitten by insects? | The foot. |
| What is the hardest bone in the human body? | The jawbone. |
| How many bones are in the human body? | 206. |
