why is a person wearing a metal suit of metal armor protected from the blows of a sword? include the atomic structure of bonded metals in your answer

Which planet has the least gravitational attraction?

To set a speed record in a measured (straight-line) distance d, a race car must be driven first in one direction (in time t 1) and then in the opposite direction (in time t2).

What type of energy is cracking an egg

What is the power of a light bulb that has 20 Amps of current and is supplied by a battery of 5 Volts?

A toy truck has a speed of 3 m/s and kinetic of 36 J what is its mass?

Explaining how momentum can cause motion an astronaut on a space walk floats a little too far away from the space station. without air to push against, he cannot paddle back. however, the astronaut is holding a hammer.

A one-piece cylinder has a core section protruding from the larger drum and is free to rotate around its central axis. A rope wrapped around the drum of radius 1.39 m exerts a force of 3.34 N to the right on the cylinder.

In which of the following situations or places would you want to reduce the force of friction? More than one answer A. Skiing down a hill during a race. B. Walking down a steep hill. C. Sitting in the bed of a pickup truck while it turns a corner. D.

What are five examples that illustrate a machine or a person doing work on another?

An aerophone is an instrument that causes what to vibrate