Due to food scarcity in ancient times, people had to spend a.)a great deal more time than today to cultivate and find food b.)a small amount of time to cultivate and find food c.)the same amount of time as today to cultivate and find food d.)less time than needed today to cultivate and find food

24 points and brainliest to anyone who can answer under 10 minutes with best ! the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true