🔬 Science

Understand the vocabulary behind discovery, research, and new findings. Open the door to science stories that inform, surprise, and inspire.

100 Challenges

Challenges in dieser Sammlung

Data

A2

Facts or information used for analysis or decision-making.

4 clips

Theory

B1

A set of principles or ideas intended to explain something.

2 clips

Vision

B2

The ability to see something or a mental image of what you want to achieve.

Microscope

B1

An instrument used to magnify small objects for detailed observation.

Compound

B2

a thing consisting of two or more separate things combined together

1 clip

Element

B1

a necessary or typical part of something; one of several parts that something contains

Technology

A2

scientific knowledge used in practical ways in industry, for example in designing new machines

2 clips

Analysis

B1

the detailed study or examination of something in order to understand more about it; the result of the study

1 clip

Bacteria

B2

the simplest and smallest forms of life. Bacteria exist in large numbers in air, water and soil, and also in living and dead creatures and plants, and are often a cause of disease.

1 clip

Brain

A2

the organ inside the head that controls movement, thought, memory and feeling

3 clips

Cancer

B2

a serious disease in which growths of cells, also called cancers, form in the body and kill normal body cells. The disease often causes death.

5 clips

Cell

B2

the smallest unit of living matter that can exist on its own. All plants and animals are made up of cells.

1 clip

Chemical

B1

connected with chemistry

3 clips

Climate

A2

the regular pattern of weather conditions of a particular place

Computer

A1

an electronic machine that can store, organize and find information, do processes with numbers and other data, and control other machines

3 clips

Disease

A2

an illness affecting humans, animals or plants, often caused by infection

2 clips

Earthquake

B1

a sudden, violent shaking of the earth’s surface

Energy

A2

the strength, effort and enthusiasm required for physical or mental activity, work, etc.

3 clips

Experiment

A2

a scientific test that is done in order to study what happens and to gain new knowledge

Heart

A2

the organ in the chest that sends blood around the body, usually on the left in humans

1 clip

Laboratory

B1

a room or building used for scientific research, experiments, testing, etc.

Lung

B2

either of the two organs in the chest that you use for breathing

Memory

A2

your ability to remember things

3 clips

Model

A1

a copy of something, usually smaller than the original object

Moon

A2

the round object that moves around the earth once every 27½ days and shines at night by light reflected from the sun

1 clip

Nuclear

B1

using, producing or resulting from nuclear energy

1 clip

Ocean

A2

the mass of salt water that covers most of the earth’s surface

2 clips

Planet

A2

a large round object in space that moves around a star (such as the sun) and receives light from it

2 clips

Plastic

A2

a light strong material that is produced by chemical processes and can be formed into shapes when heated. There are many different types of plastic, used to make different objects and fabrics.

1 clip

Pollution

A2

the process of making air, water, soil, etc. dirty; the state of being dirty

Pressure

B1

the act of trying to persuade or to force somebody to do something

2 clips

Reaction

B1

what you do, say or think as a result of something that has happened

2 clips

Satellite

B2

an electronic device that is sent into space and moves around the earth or another planet. It is used for communicating by radio, television, etc. and for gathering information.

Solar

B2

of or connected with the sun

Species

B2

a group into which animals, plants, etc. that are able to have sex with each other and produce healthy young are divided, smaller than a genus and identified by a Latin name

1 clip

Star

A1

a large ball of burning gas in space that we see as a point of light in the sky at night

1 clip

Sun

A1

the star that shines in the sky during the day and gives the earth heat and light

1 clip

Universe

B2

the whole of space and everything in it, including the earth, the planets and the stars

Virus

A2

a living thing, too small to be seen without a microscope, that causes disease in people, animals and plants

2 clips

Water

A1

a liquid without colour, smell or taste that falls as rain, is in lakes, rivers and seas, and is used for drinking, washing, etc.

3 clips

Wave

A2

a raised line of water that moves across the surface of the sea, ocean, etc.

Acid

B2

a chemical, usually a liquid, that contains hydrogen and has a pH of less than seven. The hydrogen can be replaced by a metal to form a salt. Acids usually have a bitter sharp taste and can often burn holes in or damage things they touch.

Carbon

B2

a chemical element. Carbon is found in all living things, existing in a pure state as diamond and graphite.

1 clip

Evolution

B2

the slow steady development of plants, animals, etc. during the history of the earth, as they adapt to changes in their environment

2 clips

Fossil

B2

the parts of a dead animal or a plant that have become hard and turned into rock

Gene

B2

a unit inside a cell that controls a particular quality in a living thing that has been passed on from its parents

Gravity

C1

the force that attracts objects in space towards each other, and that on the earth pulls them towards the centre of the planet, so that things fall to the ground when they are dropped

3 clips

Immune

B2

that cannot catch or be affected by a particular disease or illness

Laser

C1

a device that gives out light in which all the waves oscillate (= change direction and strength) together, typically producing a powerful beam of light that can be used for cutting metal, in medical operations, etc.

Oxygen

B2

a chemical element. Oxygen is a gas that is present in air and water and is necessary for people, animals and plants to live.

3 clips

Protein

B2

a substance, found within all living things, that forms the structure of muscles, organs, etc. There are many different proteins and they are an essential part of what humans and animals eat to help them grow and stay healthy.

1 clip

Radiation

B2

powerful and very dangerous rays that are sent out from radioactive substances

2 clips

Rocket

B2

a spacecraft in the shape of a tube that is driven by a stream of gases let out behind it when fuel is burned inside

2 clips

Tsunami

B2

an extremely large wave in the sea caused, for example, by an earthquake

Cholesterol

A fatty substance found in the blood, linked to heart disease.

Electrons

Negatively charged subatomic particles found in atoms.

1 clip

Molecules

Groups of atoms bonded together, forming the basic units of chemical substances.

2 clips

AI

A technology that simulates human intelligence in machines.

Algorithm

A procedure or formula for solving a problem in mathematics or computer science.

Quantum

The smallest discrete quantity of a physical property.

1 clip