You can separate sand into many different substances by pouring it through a filter. What is sand?

Is winking a genetic and why?

How does a fixed pulley act as a machine?

Three children are riding on the edge of a merry‑go‑round that has a mass of 105 kg and a radius of 1.40 m. The merry‑go‑round is spinning at 20.0 rpm. The children have masses of 22.0, 28.0, n 33.0 kg. If the 28.

What is the primary role of the respiratory system in living organisms? A. to make carbon dioxide B. to obtain oxygen C. to use up nitrogen D. to find hydrogen

Which of Newton's laws is shown by the equation "F=am"

Which of the following is used to measure weight? Newtons Liters Kilograms Meters

Intravenous infusions are often made under gravity. At what height should the bottle be placed so the liquid pressure is 700 mm-H2O?

What conditions are required for nuclear fusion that prevent it from being used to generate electric energy?

What conditions in the nucleus are likely to result in the nucleus breaking apart? A. When the repulsion of the strong force is weaker than the repulsion of the electrostatic force B.

What color do you see when all colors of light are reflected