Chapter 6
What are Trace Fossils?
Natural preserved evidence of animal activity.
Which are the 3 layers of the earth?
Crust, Mantle and Core
Where do earthquakes occur?
Earthquakes occur at faults along plate-boundaries.
What are volcanoes?
Are areas of the Earths surface through which magma and volcanic magma pass
What is the real name of Iron man?
Tony Stark.
What is catastrophism?
It is the principle that states that geologic changes occur suddenly through catastrophism.
What is the use of Seismographs?
To measure seismic waves.
What is retrofitting?
Is the process of making older structures, such as buildings, more earthquake resistant.
What is Lava?
Magma that flows over the Earth’s surface is called Lava.
Who is the villain in Avengers Endgame?
Thanos
What are cast fossils?
Fossil formed when sediments fill the cavity left by an object.
In how many plates is the earth divided into?
Into 20 large pieces.
How do plates cause changes in Earth’s surface
Move slowly grinding together, pulling apart, or crashing into each other.
What are at least 3 dangerous effects of Volcanoes?
Fast floods, mud slides and rock falls.
Who is the actor of the character Hulk?
Mark Ruffalo?
It is the scientific study of fossils.
Mention at least 5 major tectonic plates.
Pacific plate, North American plate, Cocos plate, Nazca Plate, South American plate, African plate, Eurasian Plate, Indian plate, Australian plate, Antarctic plate
What are Seismic waves?
Are waves of energy that travel through earth.
What are at least 3 positive effects of Volcanoes?
Give vitamins to the soil around them. Volcanic as contains minerals that help plants grow and if the ash is very soft, it will quickly get mixed into the soil.
From which planet is Thor from?
Asgard.
What is petrification? Give an example.
Process through which minerals replace an organisms tissues. Example: Petrified wood.
What is the importance of Sea-floor Spreading?
This is one of the driving forces of Plate-tectonics which makes continents move.
What are Surface Waves?
Surface waves move along the Earths Surface, some Surface waves produce up and down motion others produce side to side motion
Mention at least 3 types of Volcanoes?
Shield volcanoes, Cinder cones, Stratovolcanoes.
In which Avengers movie most of the superheroes die?
Avengers Infinity War.