He amount of matter in an object is known as

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How do molecular compounds come to have a slight electrical charge

Moving a length of copper wire through a magnetic field may cause the wire to have a (1) potential difference across it (2) lower temperature (3) lower resistivity (4) higher resistance

Downwelling is the process that moves cold, dense water from the ocean surface to the seafloor near the polar regions. how can downwelling affect the ocean water around the poles?

A motorcycle that is slowing down uniformly covers 2.0 successive km in 80 s and 120 s, respectively. Calculate (a) the acceleration of the motorcycle and (b) its velocity at the beginning and end of the 2-km trip.

A golf ball is dropped from rest from a height of 9.5m. It hits the pavement then bounces back up rising just 5.7 m before falling back down again. A boy then catches the ball on the way down when it is 1.20 m above the pavement.

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions

give an example of the follow components of culture in your life and explain the role it plays. 1. symbols.