Worksheets › Class 11 › Atmospheric Circulation and Weather Systems
Class 11 Atmospheric Circulation and Weather Systems worksheet
CBSE Social Science. Pressure belts, forces on winds, the general circulation, local winds, air masses, fronts and cyclones. Every sheet has 20 questions in three sections and an answer key, and the numbers change every time.
Sample questions
Real questions from this chapter, as the app sets them. Tap Answer to see the answer and working.
Section A · multiple choice
- 1.
The average atmospheric pressure at sea level is about:
- 540.5 mb
- 265 mb
- 898.8 mb
- 1,013.2 mb
Answer
(d) 1,013.2 mb
- 2.
What are tropical cyclones called in the Atlantic?
- hurricanes
- waterspouts
- tornadoes
- willy-willies
Answer
(a) hurricanes
- 3.
Which air mass is coded “cT”?
- continental polar
- continental arctic
- maritime tropical
- continental tropical
Answer
(d) continental tropical
Section B · short answer
- 4.
Name the three forces that affect the speed and direction of wind.
Answer
The pressure gradient force, the frictional force and the Coriolis force.
- 5.
Do winds blow clockwise or anticlockwise around (a) a cyclone in the northern hemisphere (b) a cyclone in the southern hemisphere?
Answer
(a) anticlockwise (b) clockwise
Section C · long answer
- 6.
Describe the world distribution of sea-level pressure.
Answer
Equatorial low near the equator, subtropical highs near 30° N and S, subpolar lows near 60° N and S, and polar highs; the belts shift with the sun.
Fresh sheets for your child
In the app, every Atmospheric Circulation and Weather Systems sheet is new: the app remembers the questions your child has already had and leaves them out. Print the sheet as a PDF, or use notebook mode and write the answers in a notebook.
Coming soon for Android and iPhone.