What is the centripetal force

acting on a child if the

centripetal acceleration is 3

m/s2 and the child's mass is 30

kg?

60 N

33 N

90N

10N

When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down.

Which of the following is a unit of temperature? a. Celsius degree b. joule c. kilogram d. calorie

What is the energy (in ev) of an x-ray photon that has a wavelength of 3.1 nm?

The medium that first gave large numbers of voters the opportunity to see presidential candidates was A. radio. B. cable. C. television. D. the internet.

Jonathan answers phones, prepares documents, and run errands at the office. What career pathway is he part of? Business management Financial management Human Resources Administration support

You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum horizontal range. You shoot the gun straight up, and it takes 36.761s for the dart to land back at the barrel.

Why do windows have two panes of glass separated by a layer of air

Which branch of psychology focused on subjects such as conditioning

How are nuclear chain reactions controlled in nuclear power plants?

The intrapleural pressure is - 4 mmHg relative to atmospheric and the transpulmonary pressure is 5 mmHg relative to atmospheric.