An astronomical unit (AU) is ________.
A) the average distance between Earth and the Sun
B) the average distance between any planet and the Sun
C) any very large unit, such as a light-year
D) the current distance between Earth and the Sun
Question 2
Which of the following represents a case in which you are not accelerating?
A) going from 0 to 60 miles per hour in 10 seconds
B) driving in a straight line at 60 miles per hour
C) slamming on the brakes to come to a stop at a stop sign
D) driving 60 miles per hour around a curve
The open ocean is the most extensive biome on earth.
Killer Whale - Size comparison to an average human.
teach their children to care for the earth in hopes of passing on a better world to future generatio
Earth as viewed from Lunar orbit during the Apollo 8 mission, Christmas Eve, 1968. Africa is at the
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
The level of emissions from transport in the United States is twice as high as the global average