In living organisms, there is typically a net consumption of energy as more complex molecules are built up from smaller compounds.Which of the following statements correctly describes energy during processes that break down complex molecules into simpler compounds?Choose 1 answer:Choose 1 answer:(Choice A)   There is a net consumption of energy.AThere is a net consumption of energy.(Choice B)   There is a net release of energy.BThere is a net release of energy.(Choice C, Checked)   There is no energy change as energy is neither created nor destroyed.CThere is no energy change as energy is neither created nor destroyed.

Energy is the ability to do work. Which of the following is also true about energy?Multiple choice question.It can be created and destroyed.There is only one type.It takes many forms.

Multiple Choice QuestionIf work is being done on an object and heat is being created, you can be sure that Blank______.Multiple choice question.energy transfer or conversion is taking placeenergy is being lost as potential energysome matter is being converted to energy

1Which of the following statements is true?Energy can be created, but not destroyedEnergy can be both created and destroyedEnergy cannot be created or destroyed; it can only be transferred from one form into anotherEnergy can be destroyed, but not created2What term is used to describe a reaction that releases energy to its surroundings?ExothermicThermal decompositionIrreversibleEndothermic3Which of the following is an example of an endothermic reaction?OxidationThermal decompositionNeutralisationCombustion4When investigating energy change in a reaction, why is the solution contained in a polystyrene cup?To prevent heat loss to the surroundingsTo enable heat to be lost to the surroundingsTo stop you burning your fingersTo warm up the solution5The reaction between citric acid and sodium hydrogen carbonate is endothermic. What would you expect to happen to the temperature of the solution?It would increaseIt would remain constantIt would oscillate up and downIt would decrease

Which best describes energy changes in a system?A Energy is conserved, but it can be created or destroyed.B Energy is conserved, and it cannot be created or destroyed.C Energy is not conserved, and it can be created or destroyed.D Energy is not conserved, but it cannot be created or destroyed.

What form of energy is stored in food? A. heat B. light energy C. energy of motion D. energy in molecules