Earth's rotation is being gradually slowed by the Moon's gravity.
Answer the following statement true (T) or false (F)
True
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Whereas impulse involves the time that a force acts, work involves the
A) distance that a force acts. B) time and distance that a force acts. C) acceleration that a force produces.
How is the resistance R related to the voltage V across the resistor and the current I through it, according to Ohm's law?
a. R = VI b. R = V + I c. R = I / V d. R = V / I e. R = I 2 V
Astronomers use the _______________ alphabet to identify the bright stars in a constellation in approximate order of brightness
Fill in the blank(s) with correct word
In the Eagle nebula a shock wave crashes into colder, dark gas. What does this cause?
a) formation of large amounts of dust made of carbon and silicon b) causes no stars to form in the region for about 500,000 years c) causes a reflection nebula d) compression of gas and star formatione) destruction of all Bok globules