Why can people float effortlessly on the dead sea?

How does surface tension relate to the molecular structure of water

Describe how the periodic table differentiates between metals and nonmetals. What type of element is most abundant: metals, nonmetals, or metalloids? Give the names and symbols of three metalloids from the periodic table.

A hydraulic jump at the base of a spillway of a dam is

What is angle of repose

An object has a kinetic energy ke, and potential energy pe. it also has a rest energy e0. what is the object's total energy e?

Objects can be accelerating and traveling at constant velocity at the same time. True or False

What kind of star gives rise to a type i supernova? a. white dwarf stars b. massive main sequence stars c. red giant stars?

Example of an object in motion

A proton and an alpha particle are momentarily at rest at a distance r from each other. They then begin to move apart. Find the speed of the proton by the time the distance between the proton and the alpha particle doubles.

Why is it a good idea to extend your bare hand forward when you are getting ready to catch a fast-moving baseball? a. So you can catch the ball with a stiff arm, increasing the time to slow the ball thus deceasing the force. b.