Why does salt dissolve in water use the words mixture and solution and dissolve

How are the mass and weight of an object related? Weight equals mass plus the acceleration due to gravity. Mass equals weight multiplied by the acceleration due to gravity. Mass and weight are the same.

What is the net force on a bag pulled down by gravity with a force of 18 newtons and pulled upward by a rope with a force of 18 newtons?

The drawing shows a straight wire carrying a currentI. Above the wire is a rectangular loop that contains a resistorR. If the currentIis decreasing in time, what is the direction of the induced current through the resistorR

A rock is dropped from a sea cliff, and the sound of it striking the ocean in heard 3.0. s later. If the speed of sound is 340m/s, how high is the cliff? The answer is not 1020m.

2. How many grams of water can be heated from 20.0°C to 75°C using 12500.0 Joules?

A small rock with mass 0.12 kg is fastened to a massless string with length 0.80 m to form a pendulum. The pendulum is swinging so as to make a maximum angle of 45 ∘ with the vertical. Air resistance is negligible. A.

What does the model below represent? 200 + 02 → 2002

Efficiency of a standard 60 W lightbulb

1913.0-14.6 * 10^2= Give the answer in scientific notation

What happens to a wave when reflected off a node