A block of plastic is released under water. state whether it will sink or come up to the surface of water. Give the reason.

Which of these biomes has permanently frozen water in its soil A. Chaparral B. Savanna C. Taiga D. Tundra its (D. Tundra) for APEX

If x=450 mm, determine the mass of the counterweight s required to balance a 90-kg load, l.

How does the speed and velocity of an object differ

The amp is the basic unit of electrical A. current. B. voltage. C. power. D. energy.

Energy is lost when machines don't work right

3. A hydraulic lift is used to jack a 950-kg car 45 cm off the floor. The diameter of the output piston is 23 cm, and the input force is 375 N. a. What is the area of the input piston? (10pts) b.

An electric current in a metal consists of moving (A) Protons (B) neutrons (C) electrons

How does the idea of rotating disk in the nebular model explain certain observed celestial phenomena?

If a small child were to release a balloon into the atmosphere, what would happen to the size of the balloon as it makes it way higher in the sky?

Is a aluminum pie plate an element