To divide two powers of ten:
a. multiply the exponents.
b. divide the exponents.
c. subtract the numbers and divide the exponents.
d. divide the numbers and add the exponents.
e. divide the numbers and subtract the exponents.
e
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Based on current estimates of the value of Hubble's constant, how old is the universe?
A) between 4 and 6 billion years old B) between 8 and 12 billion years old C) between 12 and 16 billion years old D) between 16 and 20 billion years old E) between 20 and 40 billion years old
Are the Hawaiian Islands made up primarily of igneous, sedimentary, or metamorphic rock?
What will be an ideal response?
Claudius Ptolemy discovered that the orbit of Mars is an ellipse
Indicate whether the statement is true or false
Charge of uniform density 90 nC/m3 is distributed throughout the inside of a long nonconducting cylindrical rod (radius = 2.0 cm). Determine the magnitude of the potential difference of point A (2.0 cm from the axis of the rod) and point B (4.0 cm from the axis)
a. 1.9 V b. 1.4 V c. 2.2 V d. 2.8 V e. 4.0 V