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What is unique about Earth compared to other planets in our solar system?

• It is the largest planet in our solar system.
• It is the only planet with a moon.
• It is the only planet with properties necessary to support life.
• It is the closest planet to the sun.

What is one reason why Earth is able to support life, unlike other planets in our solar system?

• Because it has a strong magnetic field that protects it from harmful radiation.
• Because it has a very hot surface temperature.
• Because it has a solid iron core.
• Because it has a very slow rotation period.

What is the number of subsystems that make up the Earth?

• 2
• 3
• 4
• 5

What occurs across the boundaries of the Earth's subsystems?

• Matter and energy are created.
• Matter and energy are destroyed.
• Matter and energy flow.
• Matter and energy are static.

What is the common mineral that is often pink or white in color and has a hardness of 7 on the Mohs scale?

• Quartz
• Feldspar
• Mica
• Calcite

What is the significance of the streak test in identifying minerals?

• It determines the mineral's hardness.
• It determines the mineral's color.
• It determines the mineral's cleavage.
• It determines the mineral's powder color.

What is the type of rock that is formed from the cooling and solidification of magma or lava?

• Sedimentary
• Igneous
• Metamorphic
• Foliated

Which of the following rocks is formed from the compression and cementation of sediments?

• Igneous
• Sedimentary
• Metamorphic
• Foliated

What is the main difference between igneous and metamorphic rocks?

• Their color and texture
• Their mineral composition
• Their origin and formation process
• Their size and shape

What is the process that carries away the products of weathering?

• Deposition
• Erosion
• Weathering
• Sedimentation