Why does the frequency change and wavelength not change in an instrument?

Consider a wave generator that produces 10 pulses per second. The speed of the waves is 3m/s, what is the wavelength?

Environmental Science A dependent variable is a. directly changed by the experimenter. b. manipulated by changes to the independent variable. c. a variable that is kept constant. d. a variable that is used as a control.

Many cooking pots have hard plastic or wooden handles. what is the reason for this?

Water is traveling into what sphere during infiltration?

Suppose a train engine is pulling ten cars. The last car becomes separated from the train. What happens to the motion of the rest of the train and why?

Venus's average distance from the sun is 0.72 AU and Saturn's is 9.54 AU. Calculate the orbital velocity of Venus and Saturn around the sun. (The mass of the sun is 1.99 X 10^30 KG. an AU is 1.50 X 10^11 M.

Caleb's parent drove him to a swim meet 208 km away. It took them 2 hours, which included a 15-minute break to refuel. What was their average driving speed?

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer? Electromagnetic waves can carry energy through matter. Electromagnetic waves can travel through empty space.

Why do different elements emit different colors of light

In an experiment, 108 J of work was done on a closed system. During this phase of the experiment, 79 J of heat energy was added to the system. What was the total change in the internal energy of the system?