A group of organisms which lives together in an area is called a (n) : species habitat community environment

you measure the depth to the bottom with a lead line and find out the bottom is 6000 meters deep. How many seconds would it take for a seconds would it take for a sound signal to leave the ship, bounce off the bottom and return to ship?

What amount of heat is required to increase the temperature of 75.0 grams of gold from 150°C to 250°C?

Calculate the number of moles in each of the following 15.0g NH3

Among the elements given below, the element with the least electronegativity is: I) lithium 2) carbon 3) boron 4) fluorine

What prevents the expression of a recessive allele

Describe a change caused by kinetic energy as well as a change caused by potential energy.

Which is more concentrated, a solution (1) prepared by dissolving 21.0 g of naf (0.500 mol) in enough water to make 500 ml of solution or a solution (2) prepared by dissolving 10.5 g (0.250 mol) of naf in enough water to make 100 ml of solution?

Hi i need hel does any one know what P3N2 means?.-.

How does thermal energy transfer when a room is heated by a furnace?

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