What is the number of waves per second in a radio signal?
a. frequency
b. interval
c. recess
d. velocity

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor