What are the functions of plant leaves? (Select all that apply.) produce water
produce food
photosynthesis
transport water
transpiration

Why are pipes bursting in the in extremely cold weather?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.