During photosynthesis, light energy is converted to the energy in chemical bonds. what also happens according to the predictions of the second law of thermodynamics?
question 43 options:

chemical energy is converted to light energy

matter is lost in the process

heat is released in the process

the light and chemical energy are equal

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

When sodium chloride dissolves in water the sodium cholride dissociates into?

Use the drop-down menus to match each part of the scenario to the correct scientific practice. akira records the speed of a reaction without a catalyst and then with a catalyst. akira creates a reaction without a catalyst and repeats the reaction with a catalyst. akira turns in a written lab report to his science teacher. akira wonders, "will adding a catalyst speed up this chemical reaction? " akira writes in his notes that adding a catalyst sped up the chemical reaction because the catalyst lowers the activation energy needed to get the reaction started.