Rivers and Mountains Quiz

What is erosion?

• The process of making something poisonous or less pure.

• The process of water gathering in oceans, rivers, lakes and streams after falling as precipitation.

• The wearing away and removal of rock and soil by means of wind or water.

• The process of a gas or vapour cooling down and changing state into a liquid.

What is the upper course of a river characterized by?

• Wider and deeper water with flat land.

• The widest part of a river with flat land.

• Bends called meanders forming in the river.

• Narrow water flowing quickly over the riverbed, creating steep-sided, V-shaped valleys.

What is the process of a liquid heating up and changing state into a gas or vapour?

• Evaporation

• Condensation

• Collection

• Precipitation

What is the purpose of contour lines on a map?

• To join places of equal height and show the topography of the land.

• To make something poisonous or less pure.

• To show the process of water gathering in oceans, rivers, lakes and streams after falling as precipitation.

• To clear the bed of an area of water by removing mud, weeds and rubbish.

What is the highest point of a mountain called?

• Collection

• Altitude

• Altitudinal zone

• Peak or summit

How are fold mountains formed?

• By land being lifted by magma below the Earth's crust.

• By tectonic plates colliding with each other and forming folds.

• By magma being pushed upwards against the Earth's crust.

• By lava, ash, and gases erupting and then cooling.

What is the purpose of altitudinal zones in mountainous areas?

• To clear the bed of an area of water by removing mud, weeds, and rubbish.

• To support a range of different plants and animals due to differences in climate, landscape, and oxygen levels.

• To show the topography of the land.

• To join places of equal height on a map.

What is the process of a gas or vapour cooling down and changing state into a liquid?

• Precipitation

• Evaporation

• Collection

• Condensation

What is the purpose of dredging in relation to a river?

• To support a range of different plants and animals due to differences in climate, landscape, and oxygen levels.

• To clear the bed of an area of water by removing mud, weeds, and rubbish.

• To make something poisonous or less pure.

• To join places of equal height and show the topography of the land.

What is the place where two tectonic plates meet called?

• Ridge

• Plate boundary

• Altitudinal zone

• Altitude