General Science
The Richter scale is used to measure the magnitude of these natural events.
What is the earthquake?
CH4 is the chemical formula for what substance?
What is methane?
It is a type of energy that is stored in a system.
What is potential energy?
This system of the body is responsible for breaking down food and absorbing nutrients.
What is the digestive system?
This is the term for the force that opposes motion between two surfaces in contact.
What is friction?
The law stating that mass is neither created nor destroyed in a chemical reaction is known as this.
What is the law of conservation of mass?
This term describes the average mass of all the isotopes of an element.
What is atomic mass?
This is the name of the hypothetical subatomic particle theorized to mediate the force of gravity.
What is the graviton?
This hormone is responsible for regulating blood sugar levels in the body.
What is insulin?
This simple machine consists of a sloping surface used to raise objects, such as loading docks or wheelchair ramps.
What is an inclined plane?
It is the conversion of a substance from the solid to the gaseous state without its becoming liquid.
What is sublimation?
This type of chemical reaction involves the exchange of ions between two compounds and results in the formation of new compounds.
What is a double displacement reaction?
This type of energy is created when uranium atoms are split in a process called fission.
What is nuclear energy?
This is the term for a group of similar cells that perform a specific function in an organism.
What is tissue?
This is the property of a material that allows it to return to its original shape after being stretched or compressed.
What is elasticity?
This period in Earth's history, occurring approximately 251-201 million years ago, marked the rise of the first dinosaurs.
What is the Triassic Period?
This is the name of the scientist who developed the modern atomic theory, which includes the idea that atoms of a given element are identical in size, mass, and other properties.
What is John Dalton?
This law states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force.
What is Newton's First Law of Motion?
This is the term for the process by which humans intentionally breed plants or animals for specific traits.
What is artificial selection?
This device converts kinetic energy to potential energy that can be stored in a battery
What is a generator?
This type of star is the remnant core of a medium-sized star that has exhausted its nuclear fuel.
What is a white dwarf?
Name this substance NH4H2PO4
ammonium dihydrogen nitrate
The study of the relations between heat, work, temperature, and energy.
What is thermodynamics?
This is the term for the process by which individuals with certain heritable traits are more likely to survive and reproduce than others.
What is Natural Selection?
This term describes the ability of a material to undergo large deformations without fracture.
What is malleability?