What is the main source of groundwater? A. precipitation falling into man-made wells B. precipitation seeping through pores and cracks in the ground C. morning dew collecting on the surface of shrubs and grasses

Each molecule of ampicillin contains 16 atoms of carbon (plus other atoms). The mass percent of carbon in ampicillin is 55.00%. What is the molar mass of ampicillin? A) 698.8 g/mol B) 105.7 g/mol C) 192.2 g/mol D) 290.9 g/mol E) 349.

Collapse question part Part 4 (d) What is the unit vector in the direction of the spacecraft's velocity? (Express your answer in vector form.)

If an object is slowing down, what is the relationship between the object's velocity and the net force acting on the object?

The energy of a wave is directly proportional to the square of the ___. D. Amplitude c. crest b. wavelength a. frequency

Which measurement is a potential difference?

5 Sam is standing in an empty auditorium. He yells and hears his voice echo. What is happening to the sound to cause this echo?

Does the air exert a buoyant force on all objects in air or only on objects such as balloons that are very light for their size?

At what temperature (in K) will 1.0 mol of gas occupy 1.0 m3 at a pressure of 1.0 * 10^4 pa

Which best compares freezing and condensation? a. Both involve changes between liquids and gases. b. Both involve changes between gases and solids. c. Both involve the release of heat. d. Both involve the absorption of heat.

The forklift exerts a 1500 N force on the box and moves it 3 M forward to the stack how much work does the forklift do