What force is required to accelerate a body with a mass of 15 kilograms at a rate of 8 m/s 2?

A) 23 N

B) 23kg

C) 120 N

D) 1.875 kg

According to the article, data from scientific observations fulfill what three functions

The list shows the results of six athletes competing in the long jump, which has a target distance of 20 feet.

Which of the following might be considered a viable application of a radioactive tracer? It can be more then one?

Which of the statements best describes density? a. The mass that a mole of substance has, measured in grams per mole. b. The amount of substance dissolved in a liquid, measured in moles per liter. c.

Which statement describes why geothermal heat pumps work?

Some lactic acid in the muscles dissipates during.

When two waves undergo complete, constructive interference, which of the following increases? A. speed B. amplitude C. wavelength D. frequency

Pressure = Force Area The formula above shows how pressure relates to force and area. For example, the pressure exerted by a fluid is equal to the force of the fluid divided by the area over which the force is applied.

1. Most waves are caused by vibrations. What motion in a transmitting antenna causes the vibrations that produce radio waves? 2. Name two common household appliances that produce electromagnetic waves other than radio waves.

A 3.70 kg block moving 2.09 m/s right hits a 2.42 kg block moving 3.92 m/s left. Find the total momentum of the system.