The average size of a white dwarf is about the same size as the Earth
a. True
b. False
Indicate whether the statement is true or false
True
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Conversion of Units: Leonardo da Vinci's Mona Lisa is 21 in. wide and 30.25 in. tall. What is the area of the painting in square centimeters? (1.00 m = 39.37 in.)
A. 4100 cm2 B. 1600 cm2 C. 660 cm2 D. 3300 cm2 E. 2400 cm2
What physical property of Venus is vastly dissimilar compared to Earth?
a. radius b. mass c. density d. surface temperature
A helium atom with only one neutron in its nucleus is called ________.
A. an ion B. deuterium C. an isotope D. a neutrino
Suppose we imagine the Sun to be about the size of a grapefruit. Which of the following best describes the size and distance of Earth on the same scale?
A) Earth is the size of a tip of a ballpoint pen about 1 meter from the Sun. B) Earth is the size of a golf ball about 1 meter from the Sun. C) Earth is the size of a tip of a ballpoint pen about 15 meters from the Sun. D) Earth is the size of a golf ball about 15 meters from the Sun. E) Earth is the size of a marble about 25 miles from the Sun.