This basic machine consists of a wheel and axle, often used to lift objects.
What is a lever?
This law states that an object at rest stays at rest unless acted upon by a force.
What is Newton's First Law?
This layer of the Earth’s atmosphere protects us from harmful UV radiation.
What is the ozone layer?
This is the name of the first human to travel into space.
Who is Yuri Gagarin?
The smallest unit of life that can replicate independently.
What is a cell?
The field of engineering focused on the design and construction of buildings and structures.
What is civil engineering?
The formula F=ma is associated with this physical quantity.
What is force?
The greenhouse gas primarily responsible for global warming, produced from burning fossil fuels.
What is carbon dioxide (CO₂)?
This space telescope has provided some of the most detailed images of distant galaxies.
What is the Hubble Space Telescope?
This system is responsible for transporting nutrients and oxygen in the body.
What is the circulatory system?
This technology allows for the automation of tasks and the development of smart devices.
What is robotics?
This principle states that the total energy in a closed system remains constant.
What is the law of conservation of energy?
These organisms break down dead organic matter, returning nutrients to the soil.
What are decomposers?
The first successful manned moon landing was accomplished by this NASA mission.
What is Apollo 11?
This part of the brain is responsible for coordination and balance.
What is the cerebellum?
This term describes the use of biological systems to develop products and technologies.
What is biotechnology?
This type of energy is associated with an object's position and is often seen in gravitational fields.
What is potential energy?
The establishment of these areas helps protect ecosystems from human activities.
What are national parks?
This space probe was launched in 1977 to study the planets in our solar system and is now in interstellar space.
What is Voyager 2?
This type of muscle is involuntary and found in the walls of organs.
What is smooth muscle?
This man-made structure stands at 300 meters tall demonstrates the potential of iron as a building material. The tower remains an iconic symbol of engineering and design.
What is the Eiffel Tower?
This law states that as the temperature of a perfect crystalline substance approaches absolute zero, the entropy of that substance approaches a constant minimum.
What is the Third Law of Thermodynamics?
This renewable resource is derived from the heat stored beneath the Earth’s surface.
What is geothermal energy?
This phenomenon, detected in 2015, confirmed the existence of gravitational waves.
What are ripples in spacetime?
This organ is part of the endocrine system and regulates metabolism through hormone production.
What is the thyroid gland?