Is the cytoplasm of a cell an organelle? Why or why not?

the tricuspid valve is present between right atrium and right ventricle

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

d. planting trees

the trees take in carbon to make oxygen.

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.