09:41 1 < GEOGRAPHY GRADE 10 RELAB... pressure. 1 200 km thick. ACTIVITIES: INTERNAL STRUCTURE OF THE EARTH 1.1 Study the illustration FIGURE 1.1 of the internal structure of the earth below, and answer the following questions. 85% 1.2 Study FIGURE 1.2 and answer the following questions on the structure of the Earth. 1. Crust 4. Inner Core 3220km B 1.1.1 Give the name of the layer at 2. 1.1.2 Give the name of the layer at 3. 1.2.1 State the layers A, B and D on FIGURE 1.2. (3) (3 x 1) 1.2.2 1.1.3 Name the layer of the earth that consists of sial and 1.2.3 sima. Name TWO layers of the Earth which are in solid form? (2x1) (3) Which layer of the Earth experiences the highest 1.2.4 temperature? Motivate your answer. (1+2) 1.1.4 Identify the layer of the earth that is in a semi- molten state. 1.1.5 Which layer experiences the hottest temperature and highest pressure? 1.1.6 Name the layer that we live on. 1.1.7 Identify the boundary that separates layer 1 and 2. (7x1)(7) Discuss in a paragraph of approximately EIGHT lines the characteristics of layer A that are important to sustain life on earth. (4x2) (8) 1.3 Refer to FIGURE 1.3, which shows the internal structure of the Earth as compare to Mars and the Moon. 1.3.4 State the relationship at which the higher density crystal structures can be found between the Earth and Mars from FIGURE 1.3. (1x2) EARTH Insight Pie Charts MOON Mars has the same basic internal structure as the Earth and other terrestrial (rocky) planets. It is large enough to have pressures equivalent to those throughout the Earth's upper mantle, and it has a core with a similar fraction of it's mass. This diagram shows the depths at which high pressures cause certain minerals to transform to higher- density crystal structures. In contrast, the pressure even near the center of the Moon barely reach that just below the Earth's crust and it has a tiny, almost negligible core The size of Mars indicates that it must have undergone many of the same separation and crystallization processes that formed the Earth's crust and core during early planetary formation [Source:www.mars.nasa.gov] 1.3.1 Recall the TWO layers that the Earth's core can be divided into. (2x1) (2) 1.3.2 Identify and give the composition of the layer responsible for the Earth's gravity. (1+2) (2) 1.3.3 Explain the relationship between the Earth's temperature and density from the crust towards the core. (2x2) (4) 1.3.5 Predict the effects on the crust of Mars if the mantle reacted the same as the Earth's. (2x2) 1.4 Study the following diagram and answer questions that follow

Social Psychology (10th Edition)
10th Edition
ISBN:9780134641287
Author:Elliot Aronson, Timothy D. Wilson, Robin M. Akert, Samuel R. Sommers
Publisher:Elliot Aronson, Timothy D. Wilson, Robin M. Akert, Samuel R. Sommers
Chapter1: Introducing Social Psychology
Section: Chapter Questions
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Question
09:41 1
< GEOGRAPHY GRADE 10 RELAB...
pressure.
1 200 km thick.
ACTIVITIES: INTERNAL STRUCTURE OF THE EARTH
1.1 Study the illustration FIGURE 1.1 of the internal
structure of the earth below,
and answer the following questions.
85%
1.2 Study FIGURE 1.2 and answer the following questions on the
structure of the Earth.
1. Crust
4. Inner Core
3220km
B
1.1.1 Give the name of the layer at 2.
1.1.2 Give the name of the layer at 3.
1.2.1 State the layers A, B and D on FIGURE 1.2.
(3)
(3 x 1)
1.2.2
1.1.3 Name the layer of the earth that consists of sial and 1.2.3
sima.
Name TWO layers of the Earth which are in solid form?
(2x1)
(3)
Which layer of the Earth experiences the highest
1.2.4 temperature? Motivate your answer.
(1+2)
1.1.4 Identify the layer of the earth that is in a semi-
molten state.
1.1.5 Which layer experiences the hottest temperature
and highest pressure?
1.1.6 Name the layer that we live on.
1.1.7 Identify the boundary that separates layer 1 and 2.
(7x1)(7)
Discuss in a paragraph of approximately EIGHT lines
the characteristics of layer A that are important to
sustain life on earth.
(4x2)
(8)
1.3 Refer to FIGURE 1.3, which shows the internal structure of the Earth as
compare to Mars and the Moon.
1.3.4 State the relationship at which the higher
density crystal structures can be found
between the Earth and Mars from
FIGURE 1.3.
(1x2)
EARTH
Insight Pie Charts
MOON
Mars has the same basic internal structure as the Earth and other terrestrial (rocky)
planets. It is large enough to have pressures equivalent to those throughout the Earth's
upper mantle, and it has a core with a similar fraction of it's mass. This diagram shows
the depths at which high pressures cause certain minerals to transform to higher-
density crystal structures. In contrast, the pressure even near the center of the Moon
barely reach that just below the Earth's crust and it has a tiny, almost negligible core
The size of Mars indicates that it must have undergone many of the same separation
and crystallization processes that formed the Earth's crust and core during early
planetary formation
[Source:www.mars.nasa.gov]
1.3.1 Recall the TWO layers that the Earth's core can be divided into.
(2x1) (2)
1.3.2 Identify and give the composition of the layer responsible for the
Earth's gravity.
(1+2) (2)
1.3.3 Explain the relationship between the Earth's temperature and density
from the crust towards the core.
(2x2)
(4)
1.3.5 Predict the effects on the crust of Mars if
the mantle reacted the same as the
Earth's.
(2x2)
1.4 Study the following diagram and answer
questions that follow
Transcribed Image Text:09:41 1 < GEOGRAPHY GRADE 10 RELAB... pressure. 1 200 km thick. ACTIVITIES: INTERNAL STRUCTURE OF THE EARTH 1.1 Study the illustration FIGURE 1.1 of the internal structure of the earth below, and answer the following questions. 85% 1.2 Study FIGURE 1.2 and answer the following questions on the structure of the Earth. 1. Crust 4. Inner Core 3220km B 1.1.1 Give the name of the layer at 2. 1.1.2 Give the name of the layer at 3. 1.2.1 State the layers A, B and D on FIGURE 1.2. (3) (3 x 1) 1.2.2 1.1.3 Name the layer of the earth that consists of sial and 1.2.3 sima. Name TWO layers of the Earth which are in solid form? (2x1) (3) Which layer of the Earth experiences the highest 1.2.4 temperature? Motivate your answer. (1+2) 1.1.4 Identify the layer of the earth that is in a semi- molten state. 1.1.5 Which layer experiences the hottest temperature and highest pressure? 1.1.6 Name the layer that we live on. 1.1.7 Identify the boundary that separates layer 1 and 2. (7x1)(7) Discuss in a paragraph of approximately EIGHT lines the characteristics of layer A that are important to sustain life on earth. (4x2) (8) 1.3 Refer to FIGURE 1.3, which shows the internal structure of the Earth as compare to Mars and the Moon. 1.3.4 State the relationship at which the higher density crystal structures can be found between the Earth and Mars from FIGURE 1.3. (1x2) EARTH Insight Pie Charts MOON Mars has the same basic internal structure as the Earth and other terrestrial (rocky) planets. It is large enough to have pressures equivalent to those throughout the Earth's upper mantle, and it has a core with a similar fraction of it's mass. This diagram shows the depths at which high pressures cause certain minerals to transform to higher- density crystal structures. In contrast, the pressure even near the center of the Moon barely reach that just below the Earth's crust and it has a tiny, almost negligible core The size of Mars indicates that it must have undergone many of the same separation and crystallization processes that formed the Earth's crust and core during early planetary formation [Source:www.mars.nasa.gov] 1.3.1 Recall the TWO layers that the Earth's core can be divided into. (2x1) (2) 1.3.2 Identify and give the composition of the layer responsible for the Earth's gravity. (1+2) (2) 1.3.3 Explain the relationship between the Earth's temperature and density from the crust towards the core. (2x2) (4) 1.3.5 Predict the effects on the crust of Mars if the mantle reacted the same as the Earth's. (2x2) 1.4 Study the following diagram and answer questions that follow
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