Answer:
because he has a big brain and skull
Explanation:
well technically the bigger brain the bigger the head because the size of your skull determines the size of the brain so that concludes why Joshua's head is so big.
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hope this helps</h2>
Answer:
<u>Power</u><u> </u><u>is</u><u> </u><u>7</u><u>7</u><u>3</u><u>.</u><u>8</u><u> </u><u>watts</u>
Explanation:
![{ \rm{power = \frac{force \times distance}{time} }} \\ \\ { \rm{power = \frac{650 \times 0.75}{0.63} }} \\ \\ { \rm{power = 773.8 \: watts}}](https://tex.z-dn.net/?f=%7B%20%5Crm%7Bpower%20%3D%20%20%5Cfrac%7Bforce%20%5Ctimes%20distance%7D%7Btime%7D%20%7D%7D%20%5C%5C%20%20%5C%5C%20%7B%20%5Crm%7Bpower%20%3D%20%20%5Cfrac%7B650%20%5Ctimes%200.75%7D%7B0.63%7D%20%7D%7D%20%5C%5C%20%20%5C%5C%20%7B%20%5Crm%7Bpower%20%3D%20773.8%20%5C%3A%20watts%7D%7D)
Answer:
A) equal to the battery's terminal voltage.
Explanation:
When the capacitor is fully charged after long hours of charging , its potential becomes equal to the emf of the battery and its polarity is opposite to that of battery . Hence net emf becomes equal . The capacitor itself becomes a battery which is connected in the circuit with opposite polarity . This results in the net emf and current becoming zero . There is no charging current when the capacitor is fully charged .
Answer:
Scenario 1 is the correct answer.
Explanation:
The sound of the drumstick hitting the metal bar will get to me in a shorter amount of time in Scenario 1 . The sound wave will travel faster in the metal bar than through the air because the speed of sound waves in solid is faster than it is in gases.
Answer:
In order to make a sound wave have a higher pitch you increase the frequency.
In order to increase the volume of a sound wave, you have to increase the amplitude.
Hope this helps!