What on Earth
What is the outer layer of Earth?
Crust
This organ pumps blood around the body.
Heart
What do we call "the ability to do work".
Energy
A pure substance made up of only one type of atom.
Element
The pH level of a neutral solution.
7
The 3 types of rocks are igneous, metamorphic and _____
Sedimentary
How many kidneys do humans usually have?
2
What is the name for stored energy?
Potential
Atoms are made up of protons, electrons and ______.
Neutrons
What do we call the interconnected network of food chains in an ecosystem?
Food web
What type of weathering describes rocks being broken up by changes in temperature, or by waves and rivers?
Physical
This organ produces bile to help digest fats.
Liver
The 3 types of heat transfer are conduction, convection and _______.
Radiation
Name for a characteristic or quality that describes how a substance looks, feels, or behaves.
Property
What is the term for a disease outbreak that spreads globally?
Pandemic
What is the name of the scale that measures a mineral's resistance to scratching?
Moh's hardness scale
This is the soft tissue inside bones where blood cells are made.
Bone marrow
What is the the flow of electrons through a conductor, such as a wire, called?
Electricity
What is the chemical symbol for gold?
Au
What do you call the process by which plants convert sunlight, water, and carbon dioxide into oxygen and glucose?
Photosynthesis
How many main types of fossils are there?
4
The human body has this many bones (approximately)
206
What type of energy source is generated from natural resources that won't run out?
Renewable
What is the chemical formula for table salt?
NaCl
Which famous scientist discovered penicillin, the first antibiotic?
Alexander Fleming