Our Changing Earth

The place in the crust where earthquake occurs is called the ________.

• Epicentre

• Focus

• Plate boundary

_________ is the machine used to measure an earthquake.

• Seismograph

• Barometer

• Thermometer

The world’s highest waterfall is:

• Niagara Falls

• Victoria Falls

• Angel Falls

____ is a bend or loop in a river’s course.

• Meander

• Levee

• Ox bow lake

Large deposits of loess is found in:

• India

• China

• Canada

Branches of a river that do not return to the main river are called:

• Tributaries

• Distributaries

• Deltas

Which is the origin of the seismic energy?

• Epicentre

• Focus

• Plate boundary

Which is the odd one from the following?

• Mushroom rocks

• Levees

• Sand dunes

• Loess

• Glacial moraines

The _______ cuts off from the river and forms an ox bow lake.

• Levee

• River bank

• Meander

Rivers of ice are known as __________.

• Waterfalls

• Glaciers

• Ox bow lakes