How do you know or find out if an element is a solid, liquid or gas?

Force can be represented by

Do metal atoms tend to gain or lose electrons?

How much work must be done by frictional forces in slowing a 1000-kg car from 26.1 m/s to rest?

Explain how wire sizes are related to guage numbers

Two small objects each with a net charge of + q exert a force of magnitude f on each other: we replace one of the objects with another whose net charge is + 4q: the original magnitude of the force on the + q charge was f;

Write an expression that results in a String consisting of the third through tenth characters of the String s.

Noah Formula is in an airplane which is flying at constant speed in a circular course of radius 6500 m, circling O'Hare's airplane prior to landing. Noah observed that the plane completes each round trip in 345 seconds (5 minutes & 45 seconds).

Two pieces of metal with exactly the same mass are placed on a surface in bright sunlight. The temperature of the 1st block increases by 3°C while the temperature of the 2nd increases by 8°C. If the specific heat of the 2nd block is 0.

The correctly balanced equation for H202 - H2O + O, is A) H202 - 2H2O + O2 B) H302 - H20+20, C) 2H, 02 - - 4H20 + 0, D) 2H, 02 - 2H30 + 0,

What happens to the wavelength of a wave if you increase the frequency?