The Eiffel tower in Paris is made primarily of iron, whose coefficient of linear expansion is about 10 × 10^-6/°C. On a cold day when the temperature is -10°C the Eiffel tower is 300 meters tall. Its height on a hot day when the temperature is 40°C is 300.15 m
Indicate whether the statement is true or false
T
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A 0.16 pF parallel-plate capacitor is charged to 10 V. Then the battery is disconnected from the capacitor. When 1.00 × 10^7 electrons are now placed on the negative plate of the capacitor, the voltage between the plates changes by
a. ?5.0 V. b. ?1.1 V. c. 0 V. d. +1.1 V. e. +5.0 V.
In the development of a terrestrial planet, the stage of ____ occurred when molten rock flowed through fissures and filled deep basins
a. differentiation b. cratering c. glaciation d. accretion e. flooding
The study of the structure and evolution of the Universe is called ________.
A. archaeology B. cosmology C. astrology D. anthropology
An Earth satellite in close orbit circles Earth in about an hour and a half. How long would a satellite located as far away as the Moon take to orbit Earth?
A) the same hour and a half B) less than an hour and a half C) about 28 days D) need more information E) none of the above