How are metal bridges built to cope with changes of temperature?

The cube has a mass of 72.9 g

Assume that you have a mass of 50.0kg and earth has a mass of 5.97x10kg. The radius of earth is 6.38x10m. What is the force of gravitational attraction between you and the earth

Which of the following parts of the electromagnetic spectrum has the lowest energy? A. Microwaves B. Visible light C. X-rays D. Ultraviolet light

One of the reasons the metric system is easier to use is that it uses fractions it is a decimal system you don't need to know any math to use it it was invented in the United States

Which of the following is a physical quantity that has a magnitude but no direction? a. vector b. scalar c. resulant d. frame of referance

The force between a pair of. 005 charges is 750 N. What is the distance between them?

What is Nitrogens main function in the atmosphere?

A block with a volume of 12 cm3 has a density of 3 g/cm3. The block is cut into two pieces. One piece has a volume of 8 cm3, and the other piece has a volume of 4 cm3. What are the densities of the two pieces?

Your friend of mass 50 kg can just barely float in fresh water. Calculate her approximate volume.

The path that a body follow as it travels around another body in space is its