Questions
- What planet is known as the Red Planet?
- What gas do plants absorb from the air?
- What is H2O commonly known as?
- What part of the body controls all functions?
- What is the hardest natural substance on Earth?
- What is the chemical symbol for gold?
- How many bones are in the adult human body?
- What is the center of an atom called?
- What force keeps us on the ground?
- What gas do humans breathe in to survive?
Answers
- Mars
- Carbon dioxide
- Water
- The brain
- Diamond
- Au
- 206
- The nucleus
- Gravity
- Oxygen