A violent thunderstorm that can produce a tornado is called a what?

A) an updraft

B) An mesocyclone

C) An supercell

D) An hurricane

Which of the following is not a reason why Shenzen, China is considered an emerging global city?

Which type of weathering has the greatest effect on Earth's surface? a. erosion b. deposition c. disintegration d. decomposition

Which of the following produce a quiet volcanic eruption? A) Magma that is rich in silica B) Magma that is fluid C) Magma that is low in iron D) Magma that is low in silica.

Why is one side of the moon called "the dark side of the moon" A. the moons rotation time is exactly half the time of its revolution B. the moons rotation and revolution take the same time. C.

Which part of Australia typically receives the most moisture? A. central. B. northwest. C. southeast. D. southwest

Physical environments can change the way we live: we may change our behaviors, habits, or traditions based on our surroundings. We also choose physical environments that best fit our needs and our culture.

Charge-coupled devices (CCDs) are used in which of the following gadgets? A. mouse B. keyboard C. monitor D. scanner

A star with a continuous spectrum shines through a cool interstellar cloud composed primarily of hydrogen. The cloud is falling inward toward the star (and away from Earth). Which best describes the spectrum seen by an Earthbound observer

Where does most seismic activity occur?

The map shows latitudes and longitudes of Australia. Which city is located at approximately 35°S, 149°E? Sydney Melbourne Canberra Adelaide