half term one

Question 1

Erosion is…

Answer 1

is the action of surface processes that removes soil, rock, or dissolved material from one location.

Question 2

Weathering is…

Answer 2

is the deterioration of rocks, soils and minerals as well as wood and artificial materials through contact with water, atmospheric gases, and biological organisms.

Question 3

Porous means…

Answer 3

water can pass through pores in the rock

Question 4

Permeable means…

Answer 4

water can pass through pores OR cracks in the rock

Question 5

Impermeable means…

Answer 5

water cannot pass through the rock

Question 6

Limestone is…

Answer 6

a non-porous but permeable rock

Question 7

What is a honey pot site?

Answer 7

A honeypot site is a place that attracts huge numbers of tourists to one area. This is because it has features of interest.

Question 8

Igneous rock

Answer 8

• Liquid rock from inside the earth solidifies.
.
Reaches the surface of the earth through volcanoes.
• Can have air bubbles or crystals in it.

Question 9

Sedimentary rock

Answer 9

Rock
Deposits sink to the bottom of the sea and build up in layers.
Sediments are compressed by the weight of the layers above them.
May contain fossils of dead sea creatures.

Question 10

Metamorphic rock

Answer 10

Made from igneous and sedimentary rocks.
Changed by heat and pressure.
Usually the hardest type of rock.

Question 11

Carbonation is…

Answer 11

(Chemical weathering) is the process that creates limestone caves

Question 12

Freeze thaw weathering process

Answer 12

Freeze thaw weathering
-5°C
Water seeps Water freezes.
into cracks
Ice expands
in the rock and creates
pressure
Pressure widens the crack
Eventually the rock breaks
The pieces of rock which break off are called scree

Question 13

Onion skin weathering

Answer 13

Rock expands
Repeated expansion and contraction puts the outer layers of rock under stress and they start to peel. Then the rock contracts and there you have it.

Question 14

Chemical weathering

Answer 14

When the rainwater falls on specific types of rock, such as limestone and chalk. It slowly dissolves jt. This process js called carbonation.

Question 15

Biological weathering

Answer 15

Biological weathering occurs when plants or
animals break up the
rock/ground due to their actions, repeated movements over the same ares or due to roots
growing underground, into cracks and forcing them
To break.off