Homework - Year 8 Earth and rocks Recap - 15th April (Due 22nd April)

Homework Earth and rocks week 1
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ScienceLower Secondary (Key Stage 3)

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Homework Earth and rocks week 1

Slide 1 - Diapositive

Planet Earth.

Slide 2 - Diapositive

Slide 3 - Diapositive

Slide 4 - Diapositive

Name the layer of the Earth we walk on
A
Crust
B
Mantle
C
Inner core
D
Outer core

Slide 5 - Quiz

Which layer of the Earth's structure is made up of solid iron and nickel?
A
Inner core
B
Outer core
C
Crust
D
Mantle

Slide 6 - Quiz

What is the thickest layer of the Earth's structure?
A
Outer core
B
Inner core
C
Crust
D
Mantle

Slide 7 - Quiz

Where do tectonic plates exist in the Earth's structure?
A
Inner core
B
Outer core
C
Asthenosphere
D
Lithosphere

Slide 8 - Quiz

Which layer of the Earth's structure is divided into several pieces called tectonic plates?
A
Lithosphere
B
Crust
C
Mantle
D
Asthenosphere

Slide 9 - Quiz

What is the thinnest layer of the Earth's structure?
A
Outer core
B
Inner core
C
Mantle
D
Crust

Slide 10 - Quiz

What is the composition of the Earth's mantle?
A
Silicate rocks
B
Metallic minerals
C
Organic matter
D
Water and ice

Slide 11 - Quiz

At what depth does the Earth's mantle begin?
A
About 100 kilometers
B
At the Earth's surface
C
About 30 kilometers
D
About 500 kilometers

Slide 12 - Quiz

What is the temperature range of the Earth's mantle?
A
Room temperature
B
Approximately 500 to 900 degrees Celsius
C
Above 2000 degrees Celsius
D
Below freezing point

Slide 13 - Quiz

What is the main mechanism driving the movement of the Earth's mantle?
A
Tectonic plate collisions
B
Volcanic eruptions
C
Convection currents
D
Earthquakes

Slide 14 - Quiz

What role does the Earth's mantle play in the rock cycle?
A
It is the outermost layer of the Earth
B
It forms sedimentary rocks
C
It has no role in the rock cycle
D
It is the source of magma for volcanic activity

Slide 15 - Quiz

What percentage of the Earth's surface is covered by water?
A
71%
B
50%
C
85%
D
60%

Slide 16 - Quiz

What causes the Earth's seasons?
A
Distance from the Sun
B
Rotation speed
C
Tilt of the Earth's axis
D
Atmospheric pressure

Slide 17 - Quiz

What is the largest ocean on Earth?
A
Arctic Ocean
B
Atlantic Ocean
C
Pacific Ocean
D
Indian Ocean

Slide 18 - Quiz

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Slide 21 - Diapositive

Across the world how much did deaths by sharks increase by in 2023?
A
Doubled
B
Tripled
C
Quadrupled
D
Zero

Slide 22 - Quiz

What type of shark was shown in the image
A
Goblin shark
B
Great white shark
C
Greenland shark
D
Bull shark

Slide 23 - Quiz

How many unprovoked shark attacks were there in 2023
A
55
B
69
C
64
D
72

Slide 24 - Quiz

In 2023 how many fatalities were there?
A
12
B
11
C
10
D
9

Slide 25 - Quiz

In 2023 of the 10 fatalities how many were in Australia
A
1
B
2
C
3
D
4

Slide 26 - Quiz

How many attacks were provoked?
A
20
B
21
C
22
D
23

Slide 27 - Quiz

Of the 10 fatalities how many were surfers killed by Great White Sharks?
A
4
B
3
C
2
D
1

Slide 28 - Quiz

What is the scientific name for the great white shark?
A
Carcharodon carcharias
B
Carcharias carcharodon

Slide 29 - Quiz

What kills 150 people each year?
A
Sharks
B
Falling coconuts

Slide 30 - Quiz

Slide 31 - Diapositive