Please help, needa get my grades up

Adepositional also feature that forms where a stream enters a lake or an ocean is a

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?