Answer:
Correct answer: D. 1.5 · 10⁴
Explanation:
Extremely large or extremely small numbers are written in the form
r · 10ⁿ
where r is a one-digit number in decimal notation and has values from 1 to 9
and n has values ±1, ±2, ±3 .........
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Answer:
84.6 J
Explanation:
The work done by the force is given by

where
W is the work done
F = 15 N is the force applied
d = 6.0 m is the displacement
is the angle between the force's direction and the displacement
Substituting the numbers into the equation, we find

Answer: C REFRACTION
Explanation: I took the test and got it right lol <3
Answer:
A series circuit has a direct flow of current and because of that, the current is constant throughout the circuit, while the voltage is what changes.. In a parallel circuit, the current travels through multiple paths, so the current is divided among those paths. The voltage, on the other hand, is constant.
Explanation:
Definition of series and parallel circuits.
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Strength/magnitude would both work