When frequency of a sound goes down, then ...

A. The wavelength is shorter and pitch goes up

B. The wavelength is longer and the pitch goes down

C. The wavelength is longer and pitch goes up

D. The wavelength is shorter and pitch goes down

a 3.46 kg box is sitting at rest on a flat floor. a.) what is the weight of the box. b.) what is the normal force on the box

A car moves with 3m/s and travels for 12s. Calculate the distance moved by the car.

Momentum Monster does 600,000 joules of work in 10 seconds. How much power is that in watts? I think it's 60,000, but I need someone who knows for sure whether this is correct or not.

Which portion of the electromagnetic spectrum is used in a microscope? a. infrared waves c. visible light b. gamma rays d. ultraviolet light?

For the first nutcracker, two applied forces of magnitude f were required to crack the nut, whereas for the second, only one applied force of magnitude f was required. how would you explain this difference?

If a pressure gauge measure an increase in 3*10^ (5) Pa on an area of 0.7 m^2, calculate the increase in the force applied to the area?

Which of the following is an example of potential rather than kinetic energy? a. water rushing over Niagara Falls b. a molecule of glucose c. a crawling beetle foraging for food d. light flashes emitted by a firefly

If a force of 15 newtons [N] is applied to a surface and the pressure is measured as 4,000 pascals [Pa], what is the area of the surface in units of square milimeters [mm2 ]?

An engineer has the task of producing an aluminum alloy with a density of 3.0 grams per cubic centimeter. She comes up with the perfect alloy and saves a sample of it. Which mass and volume measurements correspond to this sample? 7 g and 2.

What must be your car's average speed in order to travel 235km in 3.25 hours?