How often do certifications need to be updated? A. Certifications don't need to be updated. B. Every year C. Every five years D. Every two years

An observation which is descriptive is considered quantitative, creative, qualitive

What date on the cosmic calendar did the milky way galaxy appear?

Podocytes are also called 1 poin

What is a Serous circuit

The height of a wave from the equilibrium is 1 meter. Which parameter of the wave dose this distance represent?

Imagine you fill an insulated cup almost full with chopped or crushed ice, and measure the temperature after a minute or two, once it's all come to thermal equilibrium.

A 23kg block at rest on a flat surface experiences 200 N of friction. What is the coefficient of friction for the surface

Some ideas for 7th grade science fair projects

A mover pushes a 245 kg piano so that it accelerates uniformly from rest to 1.5 m/s in 5.00 s. What is the power delivered by the mover in this time interval? A 55W B 110W C 280W D 540 W

A ball is thrown vertically upward from the top of a 100 foot tower, with an initial velocity of 10 ft/sec. Its position function is s (t) = - 16t2 + 10t + 100. What is its velocity in ft/sec when t = 2 seconds?