Compared to Ida, Eros, and Gaspra, what was odd about Mathilde?
A) It had a small moon, so we could more accurately find its mass.
B) It was much denser, probably made of iron and nickel, a class M asteroid.
C) It was less dense than water, indicating it was a comet nucleus, rather than an asteroid.
D) It was less dense than rock, but more than ice, suggesting a porous structure.
E) It was the same density as the Earth's Moon, indicating it had been knocked off our Moon.
D
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What part of the eye creates the most refraction as light passes through it?
A. Cornea B. Aqueous humor C. Iris D. Lens
Transparency of the atmosphere is lowest for radiation of
A) ultraviolet light. B) visible light. C) infrared light.
A digital thermometer can make readings to the tenth of a degree at either the Celsius setting or the Fahrenheit setting. Which reading would be more precise?
a. The Fahrenheit setting, since 1 degree Fahrenheit is smaller than 1 degree Celsius b. The Fahrenheit setting, since 1 degree Celsius is smaller than 1 degree Fahrenheit c. The Celsius setting, since 1 degree Fahrenheit is smaller than 1 degree Celsius d. The Celsius setting, since 1 degree Celsius is smaller than 1 degree Fahrenheit
The symbol for the element that is the major component of steel is ______________
Fill in the blank(s) with correct word