Where does sound travel fastest - dense or less dense air?

Answer Because sound travels by vibration of matter, the density of the medium through which it is traveling will affect its speed. The denser the molecules, the faster it will travel. So sound will trave... Read More »

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If a person does not blow your phone up what does that mean?

This is a shot in the dark, but could it possibly be the opposite of your phone "blowing up," ie lots of calls? Just as one says "I'm blowing up" when their phone rings, humorously comparing the so... Read More »

What does third person objective mean?

The third person objective is a point of view in which the narrator describes only what can be seen and heard without bias. Use the objective case of a pronoun (such as "him" or "her") when the per... Read More »

I'm supposed to write an essay in the first person, what does that mean It dosen't apply to me.?

Pretend that you don't have insurance. Imagine how that would effect your daily decisions and write about that.

Why does salt make water more dense?

Density can be measured for solids, liquids or gases. It is the measure of the relationship between mass (how much matter an object has) and volume (how much space an object takes up). A density ... Read More »