Why is it important to have exact standards of measurement?

Which choice correctly ranks these items from smallest to largest? carbon atom comma E. coli bacteria cell electron quantum dot electron - carbon atom - quantum dot - E. coli bacteria cell comma comma - carbon atom - E.

What would increase the force of gravity between two objects? a. increase in mass c. a and b b. decrease in distance d. increase in distance

A camcorder has a power rating of 15 watts. If the output voltage from its battery is 5 volts, what current does it use?

Is a tomatoes a substance of a acid or a base

A parallel-plate capacitor is formed from two 3.1 cm - diameter electrodes Part What is the charge (in nC) on each electrode? Express your answer using two significant figures spaced 1.7 mm apart.

A 4.5 kg dog stands on an 18 kg flatboat at distance D=6.1 m from the shore. it walks 2.4 m along the boat toward shore and then stops. assuming no friction between the boat and the water, find how far the dog is then from the shore.

What force makes a marble role on level ground?

What has happened to the amount of water in the high plains aquifer over time

How much force is needed to stop a 90-kg soccer player if he decelerates at 15 m/s²? A. 6 N B. 15 N C. 135 N D. 1350 N

How are surface winds formed?