Where did the asteroid that is believed responsible for the extinction of the dinosaurs hit the surface of the Earth?
A) in Siberia in Russia
B) in the desert in Arizona
C) in the middle of the Pacific Ocean
D) in the Yucatan peninsula in Mexico
D
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The ___________ hypothesis of the formation of the solar system uses sudden events that drastically alter the form of the early solar system
Fill in the blank(s) with correct word
Explain why, when someone across the room pierces a can of coffee with a can opener, you hear the sound of the can being pierced before you smell the aroma of the coffee
What will be an ideal response?
An object travels halfway around a circle at a constant instantaneous speed 
.What is the magnitude 
of its average velocity during this time interval?
A. 
B. 1.41
C. 1.57
D./1.41
E. /1.57
The look-back time of an object is directly related to its:
A) mass. B) distance. C) luminosity. D) size. E) composition.