Well there's Water, Earth, Fire, and Air. Not quite sure how this would be a school question. But here it is.
Answer:
The moon is about one-fourth the size of Earth.
Explanation:
- The Moon has a diameter of 3,476 km and is one-fourth of the size of the earth. Moon is about 27% lesser than the size of the earth.
- Earth's moon is the fifth largest moon in the solar system having a radius of 1,737 km.
- The surface area covered by the moon is about 37.9 mn km square. It is even smaller than the continent of Asia. The moon's mass is about 1.2% of the mass of the earth.
Answer:
they move to an area with lower concentration.
Explanation:
Air particles always travel from an area where they are high in concentration to an area where they are low in concentration. as we can see that on the left hand side the numbers of o2 and co2 molecules are balanced.
Answer:
5. Statement 1 is about a scientific theory, and statement 2 is about an everyday life theory.
Explanation:
Answer:
I believe True would be correct
Explanation: Enzymes are catalysts which speed up chemical reaction.
