Enzymes are catalyst. thid means that they are able to speet up chemical reactions

When plants use sunlight to make food, the energy of sunlight is

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.