This process by which plants make their own food using sunlight is called ___.
photosynthesis
This device, invented by Alexander Graham Bell, allows people to communicate over long distances.
telephone
This type of bridge uses cables suspended from towers to support the bridge deck.
suspension bridge
The perimeter of a square with side length 5 cm.
20cm
This branch of science studies the composition, structure, and properties of matter.
chemistry
The chemical symbol for gold is ___.
Au
The first programmable, digital computer was called the ___.
ENIAC
This fundamental engineering material is made by mixing cement, water, sand, and gravel.
cement
The mathematical constant approximately equal to 3.14159.
pi
The study of the universe beyond Earth, including stars, planets, and galaxies, is called ___.
astronomy
This layer of the Earth’s atmosphere contains the ozone layer.
stratosphere
This company developed the first graphical web browser, Mosaic.
Netscape
This engineering discipline focuses on the design and construction of buildings and infrastructure.
Civil Engineering
The formula used to find the area of a triangle.
1/2bh
This field of science focuses on the study of living organisms and their interactions with the environment.
biology
The study of heredity and the variation of inherited characteristics is called ___.
genetics
The unit of measurement for computer memory storage is the ___.
byte
The unit of force in the International System of Units (SI) is the ___.
newton
The name for a function that is its own derivative.
e^x
The branch of physics that deals with the behavior of matter and energy at very small scales is called ___.
quantum mechanics
This type of energy is stored in the nucleus of an atom.
nuclear energy
This programming language, created by Guido van Rossum, is known for its readability and is named after a reptile.
python
This type of material is designed to resist high temperatures and is often used in furnaces and kilns.
refractory material
This branch of mathematics deals with rates of change and accumulation, and was independently developed by Newton and Leibniz.
calculus
This scientific principle states that energy cannot be created or destroyed, only transformed.
law of conservation of energy