GMAS Science and Social Studies 3 — Questions and Answers
Question 1: Which layer of Earth's atmosphere contains the ozone layer?
- Troposphere
- Stratosphere (Correct answer)
- Mesosphere
- Thermosphere
Correct answer: Stratosphere
The ozone layer is located in the stratosphere, approximately 15–35 km above Earth's surface.
Question 2: During the Civil War, Georgia was part of which side?
- The Union
- The Confederacy (Correct answer)
- The Neutral States
- The Border States
Correct answer: The Confederacy
Georgia was one of the Confederate states that seceded from the Union before the Civil War.
Question 3: What is the main source of energy for Earth's water cycle?
- Wind
- Gravity
- The Sun (Correct answer)
- Ocean currents
Correct answer: The Sun
The Sun provides the energy that drives evaporation, which is the first step in the water cycle.
Question 4: Which of the following best describes a federal system of government?
- All power is held by a single central authority
- Power is divided between national and state governments (Correct answer)
- Power is held entirely by state governments
- An elected monarch governs with parliament
Correct answer: Power is divided between national and state governments
In a federal system, governmental power is shared between the national (federal) government and state governments.
Question 5: What type of energy transformation occurs in a battery-powered flashlight?
- Mechanical to electrical
- Chemical to light energy (Correct answer)
- Thermal to electrical
- Light to chemical energy
Correct answer: Chemical to light energy
In a flashlight, chemical energy stored in the battery is converted into electrical energy and then into light energy.
Question 6: Which region of Georgia is known for its rich agricultural land and red clay soil?
- Blue Ridge Mountains
- Piedmont (Correct answer)
- Coastal Plain
- Ridge and Valley
Correct answer: Piedmont
The Piedmont region of Georgia is characterized by its rolling hills, red clay soil, and historically rich farmland.
Question 7: What is the law of conservation of energy?
- Energy can be created from nothing under certain conditions
- Energy is always lost as heat in every reaction
- Energy cannot be created or destroyed, only transformed (Correct answer)
- Energy only moves from cold to hot objects
Correct answer: Energy cannot be created or destroyed, only transformed
The law of conservation of energy states that the total energy in a closed system remains constant — it can only change forms.
GMAS Science and Social Studies 3
Which layer of Earth's atmosphere contains the ozone layer?