Which of the following is true?
a. humans cannot sense stimuli below the absolute threshold.
b. humans cannot be affected by stimuli below the absolute threshold at all.
c. stimuli presented below the absolute threshold can have a subtle, brief effect on behavior.
d. stimuli presented below the absolute threshold exert a strong, powerful effecton behavior.

What heat is removed how does a gas become a liquid

What do nitrifying bacteria convert

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a. one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b. one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c. one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.