jasperc2002owy5b5
26.08.2019 •
Physics
Which of the following is a correct step in the process of adding 8.0 x 10^ -2 and 6.0 x 10^ -3
the answer is (8.0+0.6)x10^-2, but i was hoping someone could explain how considering one is raised to the second power while one is raised to the third.
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Ответ:
Explanation:
In order to compute correctly the sum of the two terms, we have to rewrite one of them such that they have the same exponent.
The two terms are:
For instance, we can re-write the second term such as it also has a power . In order to do that, we have to move the decimal point one place to the left, therefore:
At this point, the two numbers have the same exponent, so we can just add them together by adding the bases and keeping the same exponent, -2:
Ответ:
4 kg
Explanation:
Acceleration = 4 m/s^2
Force = 16 N
Force = mass * acceleration
mass = force / acceleration
mass = 16 / 4
mass = 4 kg