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ELEN [110]
3 years ago
5

Why do scientists need a scientistc models

Chemistry
1 answer:
Kryger [21]3 years ago
3 0
Models have a variety of uses from providing a way of explaining complex data to presenting as a hypothesis.
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Which phrase describes the energy of collision?(1 point)
Kruka [31]

The phrase that describes the energy of collision is D. kinetic energy transferred when billiard balls hit each other.

<h3>What is collision?</h3>

collision can be regarded as  coming together of one solid or direct impact to the other such as car collided with a tree.

Therefore, kinetic energy transferred when billiard balls hit each other is an example.

Learn more about collision at;

brainly.com/question/11352260

8 0
3 years ago
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7. If you constructed graphs, what trends do they indicate in your data?
lisabon 2012 [21]
A tend line I believe (I am going off the other guy cause they are right.)
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As the concentration of a KOH solution increases, the number of moles of HCl needed to neutralize the KOH solution?
Soloha48 [4]

B) increasesAnswer:

Explanation:

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There are four states of matter, solid, liquid, gas and plasma. In order for matter to change between the different states it mu
ICE Princess25 [194]

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solid liquid and gas

Explanation:

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3 years ago
How to separate a solid for a solution
Blababa [14]

Answer:

Evaporation is the method of separating a solid (solute) from a homogeneous solution.

in this method, the solution is heated until the solvent gets evaporated in the form of vapor and the solute is left behind as residue.

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