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brilliants [131]
3 years ago
5

This table shows experiments done by five scientists. Scientist Experiment Kyle cut a bar of gold in half Katie burned paper int

o ash Grace reacted acid and limestone together, forming carbon dioxide Isaac melted solid aluminum, forming liquid aluminum Caleb added oxygen to metal, forming rust Which three scientists have completed a chemical change? Kyle, Katie, Grace Katie, Grace, Isaac Katie, Grace, Caleb, Kyle, Isaac, Caleb
Physics
2 answers:
zvonat [6]3 years ago
5 0

Answer:

katie grace celeb

Explanation:

ik

Sladkaya [172]3 years ago
4 0

Answer:

give graph

Explanation:

we need it to answer

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Pourquoi doit on toujours préciser le référentiel dans le quel est étudié le mouvement d'un système?
Vedmedyk [2.9K]

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The movement of an object depends on the reference frame, so it is important to predicate it.

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The calculation of kinetic energy uses the formula, KE = 1 2 mv2. Identify the unit that is required for mass and velocity, resp
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So the answer  is B.  because the mass have  Kg as a international unit and velocity is m/s, they are  international units in physics.

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4 years ago
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3 0
2 years ago
(4 points) A mother with mass m1 is skating at velocity v1 behind her daughter whose mass is m2, who is skating at v2 . Instead
STatiana [176]

Answer:

B) collision is inelastic because they stick together after collision and share a common final velocity Vf

C) M1V1 + M2V2 = (M1 + M2)Vf

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Explanation:

Detailed explanation and calculation is shown in the image below

3 0
3 years ago
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