Worksheetsour changing earth
Total questions: 22
Worksheet time: 7mins
The place in the crust where the earthquake movement starts is known as
Epicentre
Focus
Vent
Crater
Surface waves are also known as
P waves
S Waves
L Waves
None of the above
An earthquake is mesured with a machine called a
Seismograph
Homograph
Polygraph
Telegraph
If an earthquake hits a particular place, the people should run instead oh walking.
The Statement is True
The Statement is False
The Statement is Partially True
None of the above
The magnitude of Earthquake is measured on the
Speedometer
Richter Scale
Galvanometer
Vernier Scale
Identify and name the image given in the picture.
(a)
Identify and name the image given in the figure.
(a)
The Experts who study the pattern of the Earthquakes are called ...........................
Scientists
Seismologists
Artists
Geologists
According to an Estimate ...................................... Earthquakes are recorded every year
2 million
2.5 million
4 million
1 million
It is an Active Volcano
Mt Etna
Mt Vesuvius
Crater Lake
According to the Theory , A super continent called ............... broke into different continents
Permian
Jurassic
Pangaea
Cretaceous
Movement of the plates occur due to the various forces acting upon it Two broad caregories of these forces are .......................... and ..........................
Endogenic
Primary Waves
Exogenic
Surface Waves
What phenomenon naturally warms Earth’s lower atmosphere and surface?
the greenhouse effect
the formation of sunspots
changes in the shape of Earth’s orbit
global warming
Which of the following are referred to as greenhouse gases?
oxygen and carbon dioxide
water vapor and carbon dioxide
water vapor and oxygen
nitrogen and oxygen
How are the layers of the atmosphere defined?
Temperature
Amount of gases
Altitude
Density
The radius of the earth is
1,07,200kms
9000 kms
8848 kms
6000 kms
Floods occur after heavy rains and cover ___________________.
everything
only oceans
land that is usually dry
deserts
1 and 3
The greenhouse effect is the natural warming of Earth’s
oceans and land areas.
surface and freshwater areas.
lower atmosphere and surface.
upper atmosphere and surface.
How many rivers are there in whole world
1000
200
300
500
More than 400
Which of them are types of plateau
INTERMONTANE
DOMED
VOLCANIC
EROSIONAL
CALDERA
Which type of volcano is this
(a)
Which type of plateau is this
(a)
