Layers of the Earth

Q. Which is the thickest layer of earth ?

1. Mantle
2. Core
3. Ocean
4. Crust

Q. Which of the following would be the hottest layer of earth ?

1. Outer Core
2. Mantle
3. Crust
4. Inner Core

Q. Innermost layer of the earth is called the ________.

1. crust
2. mantle
3. core
4. lithosphere

Q. Which layer of earth experiences the highest pressure ?

1. Oceanic Crust
2. Mantle
3. Inner Core
4. Outer Core

Q.

The central part of the earth which is in solid-state called

1. Inner core

2. Outer core

3. Mantle

Q. Which of the following layers is also called SiAl layer?

1. Mantle
2. Core
3. Oceanic Crust
4. Continental Crust

Q. What is the difference between enthalpy of formation and lattice energy?

Q. Continental Crust is mostly made out of :

1. Nickel & Iron
2. Silicon & Aluminium
3. Silicon & Manganese
4. Silicon & Magnesium

Q. Thickness of the crust on the ocean floor is about _____.

1. 35 km
2. 5 km
3. 15 km
4. 100 km

Q. Identify the constituents of Sima.

1. Silicon
2. Magnesium
3. Silica
4. Manganese

Q. Thickness of the crust on the continental masses is about _____.

1. 35 km
2. 15 km
3. 100 km
4. 3 km

Q. The prominent metals found in the inner core are _______ and _______.

1. copper
2. nickel
3. iron
4. cobalt

Q. The pressure at the earth's core is _____.

1. high
2. very high
3. moderate
4. low

Q. Oceanic Crust is dominated by :

1. Silicon & Manganese
2. Nickel & Iron
3. Silicon & Aluminium
4. Silicon & Magnesium

Q.

The oldest rocks in the world are in

1. Western Australia

2. Eastern Austria

3. Western Europe

4. Western Africa

Q. Mark the solid layers of earth.

1. Continental Crust
2. Oceanic Crust
3. Inner Core
4. Mantle

Q. The temperature of the earth's core is _____.

1. low
2. moderate
3. very high
4. high

Q. The Continental Crust is also called the SiAl layer.

1. False
2. True

Q. Which of the following is the thickest part of the Earth?

1. Crust
2. Mantle
3. Inner core
4. Outer core

Q.

The Average Thickness Of The Crust Is ____ Km Below The Continent And ______ Km Below The Ocean. (A) 10 and 50.(B) 35 and 6.(C) 30 and 90.(D) 80 and 60.

Q. Identify the constituents of Sima.

1. Silicon
2. Magnesium
3. Silica
4. Manganese

Q. The temperature of the earth's core is _____.

1. high
2. low
3. moderate
4. very high

Q. Depth of the mantle extends up to a depth of _____ below the surface of the earth.

1. 2, 200 km
2. 2, 500 km
3. 2, 400 km
4. 2, 900 km

Q. Explain the core of the earth.

Q. Which layer is not continuous and broken into jigsaw like patterns ?

1. Crust
2. Mantle
3. Core
4. None of these

Q. Identify the constituents of Sial.

1. Silica
2. Alumina
3. Silicon
4. Aluminium

Q. Which of these cannot be found in the crust ?

1. Basalt
2. Granite
3. None of these
4. Iron

Q. The _______ is the part of the crust that has pieces of land on it.

1. Oceanic Crust
2. Intermediate Crust
3. Upper Crust
4. Continental Crust

Q. The core is composed of __________.

1. nife
2. sial
3. sima
4. sica

Q. The mantle forms approximately _______ per cent of the earth's volume.

1. one
2. twenty
3. fifteen
4. eighty four