What property of an electron makes it possible to use electron microscopes?

A) They can be focused using smaller lenses.
B) They have shorter wavelengths than visible light.
C) They are electrically charged.
D) They can be generated with electricity.
E) none of the above


B

Environmental & Atmospheric Sciences

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Which of the following is an accurate statement about a sea breeze?

A. It is strongly affected by the Coriolis force. B. It flows from land to sea. C. It is most common in winter. D. It requires the formation of a surface low-pressure centre inland.

Environmental & Atmospheric Sciences

Ethanol production has resulted in

A. decreased water usage. B. increased transportation emissions. C. decreased the number of malnourished people. D. decreased prices for corn-based food products. E. increased prices for corn-based food products.

Environmental & Atmospheric Sciences

The Big Bang took place approximately ____ years ago

a. 140 billion b. 40 billion c. 14 billion d. 14 million e. 4,000

Environmental & Atmospheric Sciences

Which type of fold has two limbs dipping in the same direction but by different amounts?

a. symmetric fold b. asymmetric fold c. overturned fold d. recumbent fold

Environmental & Atmospheric Sciences