What is Tunguska?
A) the site of an asteroid impact that occurred in Siberia in 1908
B) a postulated binary companion to the Sun thought to be responsible for mass extinctions
C) a long period comet that struck Jupiter in 1994
D) the Gulf of Mexico basin that is the crater of the asteroid impact that caused the mass extinction of the dinosaurs 65 million years ago
E) a newly discovered moon of Pluto
A
You might also like to view...
Which characteristic of Venus has led many to call it the "sister planet" to Earth? a. Venus and Earth have very similar atmospheres. b. Venus is almost the same size as Earth
c. Venus and Earth have liquid water on the surface. d. Venus is the same distance from the Sun as Earth. e. Venus and Earth have composite volcanoes.
An important condition for operation of the Falkirk Wheel is that
A) water in each gondola have the same depth. B) ships carried are more or less equal in weight. C) no water spill when a ship enters a gondola. D) all of the above E) none of the above
How tightly the nucleons in a nucleus are bound together is indicated by the nucleus's __________
Fill in the blank(s) with correct word
The position of a particle as it moves along the x axis is given by x = 15e-2t m, where t is in s. What is the acceleration of the particle at t = 1.0 s?
a. 22 m/s b. 60 m/s c. 8.1 m/s d. 15 m/s e. 35 m/s