If you have 10,000 red blood cells, how many red blood cells and white blood cells do you have altogether

If the period of a certain wave (wavelength = 4.5 m) is 2 seconds, what is the speed of the wave? 0.44 m/s 1.1 m/s 9.0 m/s 2.3 m/s

Light acts like a. a wave. b. a particle. c. neither a wave nor a particle. d. both a wave and a particle.

A tennis ball is dropped from 1.62 m above the ground. It rebounds to a height of 0.963 m. With what velocity does it hit the ground? The acceleration of gravity is 9.8 m/s. (Let down be negative.) Answer in units of m/s. ta

In which of the following situations is light most likely to be reflected? A. when it strikes a dark-colored object B. when it strikes a shiny object C. when it travels through outer space D. when it travels through water and then through air

A car is moving with a constant acceleration. At t = 5.0 s its velocity is 8.0 m/s and at t = 8.0 s its velocity is 12.0 m/s. What is its displacement in that interval of time?

write a paragraph that explains the difference between work in the everyday sense and the scientific definition of work

An ice skater spins with her arms outstretched at 1 revolution per second. She pulls her arms in toward her body. Does her angular momentum change? Ignore friction with the ice.

Particle of the nucleus that has no electrical charge

4. A racing car has a uniform acceleration of 4 m s - '2. What distance will it cover in 10 s after start?

What does saturns core look like?