eight planets
There are eight planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
Answer:
Photosynthesis takes place in the chloroplast (a cell organelle that contains green pigment known as chlorophyll). Chloroplast is found in the cytoplasm of the cell of the plant/tree leaves
Answer:
Ocean trenches are formed when the denser oceanic plates sink.
Explanation:
In particular, ocean trenches are a feature of convergent plate boundaries, where two or more tectonic plates meet. At many convergent plate boundaries, dense lithosphere melts or slides beneath less-dense lithosphere in a process called subduction, creating a trench.