What process describes how plants use air, water, and energy from the sun to make their own food? a) water.
b) the sun.
c) carbon in the carbon cycle.
d) the products of photosynthesis.

law of conservation of matter

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).