What is surprising about Earth's Moon?
A) It is surprisingly large in comparison to the size of its planet.
B) It orbits surprisingly far away from Earth.
C) It has a surprisingly large number of craters.
D) The fact that it lacks a significant atmosphere.
A) It is surprisingly large in comparison to the size of its planet.
You might also like to view...
What is the Asteroid belt?
A. a line of craters on the Moon caused by an asteroidal impact about 50 million years ago B. the place in the Solar System where most of the asteroids are found C. a line of craters on Earth caused by an asteroidal impact about 50 million years ago D. a term used to describe the impact of a very large asteroid with a planet E. None of these choices is correct.
Point charges of equal magnitudes (25 nC) and opposite signs are placed on (diagonally) opposite corners of a 60-cm × 80-cm rectangle. If point A is the corner of this rectangle nearest the positive charge and point B is located at the intersection of the diagonals of the rectangle, determine the potential difference, VB ? VA
a. ?47 V b. +94 V c. zero d. ?94 V e. +47 V
Iced tea is made by adding ice to 1.9 kg of hot tea, initially at 90.0°C. How many kg of ice, initially at 0°C, are required to bring the mixture to 15.0°C? (Lf = 3.33 × 10^5 J/kg, cw = 4 186 J/kg/°C)
a. 1.6 kg b. 2.1 kg c. 1.5 kg d. 3.1 kg e. 1.7 kg
Two charged bodies separated by a distance d exert a repulsive electrical force on each other. The signs of the charges on the two bodies are + and –
a. True b. False Indicate whether the statement is true or false