All of the following are possible sources of error in a scientific investigation except for: a- not being able to complete all trials of an experiment b- measuring materials such as mass and volume incorrectly c- having a constant in your experiment d- recording experimental data incorrectly

During the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.

Development has provided electrically for less money but what may be considered a cause of nuclear power