If a negatively charged object is brought near a suspended, positively charged object, the suspended object will be
a. repelled.
b. charged more.
c. discharged.
d. attracted.
d
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Which statement most accurately describes the relationship between the largest and smallest planets?
A) The largest planet is 6000 times as wide (in diameter) and 30 times as massive as the smallest. B) The largest planet is 6000 times as wide (in diameter) and 6000 times as massive as the smallest. C) The largest planet is 30 times as wide (in diameter) and 30 times as massive as the smallest. D) The largest planet is 30 times as wide (in diameter) and 6000 times as massive as the smallest.
Why is it dangerous to probe inside a television set even hours after it has been unplugged?
What will be an ideal response?
An electron has been accelerated by a potential difference of 100 V. If its position is known to have an uncertainty of 1 nm, what is the percent uncertainty (Dp/p × 10^0) of the electron?
a. 1% b. 2% c. 10% d. >>10% e. 5%
A strong temperature gradient contributes to steep pressure gradients and this can create very strong
A) latitudes. B) winds. C) doldrums. D) frictional force.