No, speed is not a vector. it is scalar.
because it doesn't need direction but need magnitude.
Answer:
c
Explanation:
i would think c would be correct because
blood temperature IS affected by muscles
digestion IS affected by muscles
speech IS affected by muscles
so therefore <em>hair growth</em> IS NOT affected by muscles
<h2><u><em>
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Answer:
Hypothesis
Explanation:
Refer to a trial solution to a problem as a hypothesis, often called an "educated guess" because it provides a suggested outcome based on the evidence.
It is by gaining! I just learned this in school. Hope this helps:)
Answer:
1. It undergoes reflection. 2. It undergoes refraction. 3. It undergoes diffraction.
Explanation:
1. It undergoes reflection. This is because it bounces off surfaces when incident on them.
2. It undergoes refraction. This is because it changes direction when it passes from one medium to another
3. It undergoes diffraction. This is because it spreads out when it passes through doors and windows similar in dimension to the dimensions of its wavelength
