The cross-section of a pipe has an area of 2.0 cm2. Calculate the flow rate (in grams per second) of a liquid with p=1.0 g/cm3 through the pipe if the flow speed is 42 cm/s.

a. 46 g/s

c. 80 g/s

b. 76 g/s

d. 84 g/s

Bob is pulling a 30kg filing cabinet with a force of 200n, but the filing cabinet refuses to move. the coefficient of static friction between the filing cabinet and the floor is 0.80.

How does de-icing roads with salt negatively impact the environment? a. The road salt attracts deer that are then hit by motor vehicles. b. It removes necessary salt from the local water courses. c.

A bee flies 25 meters north of the hive, then 10 meters east, 5 meters west, and 10 meters south. How far north and east of the hive is the bee now? Explain how you calculated your answer.

An object accelerating straight down toward the center of the earth is said to be in free-fall due to the force of

The energy releasing process that breaks down large molecules into smaller ones is what?

Under what condition (s) will an object be in equilibrium? Notice that equilibrium in physics has a broader definition. (A) Only if it is moving with constant velocity. (B) Only if it is at rest.

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.