What does the principle of conservation of matter say

Which of the following units would be the most appropriate for measuring the mass of a paper clip? A. grams B. milligrams C. centigrams D. kilograms

What is the Kinetic Energy of a tennis ball after 40.0cm of freefall?

The leaves of a tree lose water to the atmosphere via the process of transpiration. A particular tree loses water at the rate of 3 x 10^-8 m^3/s; this water is replenished by the upward flow of sap through vessels in the trunk.

Which method will correctly determine whether the forces on an object are balanced or unbalanced? Add the forces in the horizontal direction to the forces in the vertical direction. Add the forces in the horizontal and vertical directions separately.

Starting from rest, a 2.3x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.49 N on it. This force does 3.6x10-4 J of work on the flea.

What acceleration does a 9 N force produce in a 3 kg object? Make sure to show your work. (The 4 steps)

What type of mixture is Skittles candy?

What is the relationship between a planet's position in the solar system and the length of that planet's year?

The process of how rocks can tell us how old the earth is

why does a bicycle fitted with solid tyres give a bumper ride than on which has air fitted tyres