The reading on a barometer rises when the air
A: pressure increases.

Which instrument should a student use to best examine bacteria?
A: microscope

Which of these is most likely the cause of a father and son having almost identical-sounding voices?
A: inherited characteristics

During photosynthesis, plants absorb light energy from the Sun and convert it into chemical energy in the form of glucose. Which compounds combine in the presence of sunlight to form glucose?
A:
carbon dioxide (CO2) and water (H2O)