Science Vocab Words 2

Front 1

Weather

Back 1

The condition of Earth's atmosphere at a particular time and place.

Front 2

Atmosphere

Back 2

The reletively thin layer of gases that form Earth's outermost layer.

Front 3

Water Vapor

Back 3

Water in the form of gas.

Front 4

Density

Back 4

Measurment of how much mass of a substance in contained in a given volume.

Front 5

Air Pressure

Back 5

The pressure caused by the weight of a column of air pushing down on an area.

Front 6

Barometer

Back 6

Instrument used to measure changes in air pressure.

Front 7

Mercury Barometer

Back 7

Barometer made of a glass tube partially filled with mercury, with its opening end resting in a dish of mercury.

Front 8

Aneroid Barometer

Back 8

Instrument that measures changes in air pressure without using a liquid.

Front 9

Altitude

Back 9

Elevation above sea level.

Front 10

Troposphere

Back 10

Outermost layer of Earth's atmosphere.

Front 11

Stratosphere

Back 11

Second-lowest layer of Earth's atmosphere.

Front 12

Mesosphere

Back 12

The layer of Earth's atmosphere immediately above the stratosphere.

Front 13

Thermosphere

Back 13

Outermost layer of Earth's atmosphere.

Front 14

Ionosphere

Back 14

Lower part of the thermosphere.

Front 15

Exosphere

Back 15

Outer layer of the thermosphere.

Front 16

Electromagnetic Waves

Back 16

Wave that can transfer electric and magnetic energy through the vacuum of space.

Front 17

Radiation

Back 17

Transfer of energy by electromagnetic waves.

Front 18

Infared Radiation

Back 18

Electromagnetic waves with wavelengths that are longer than visible light but are shorter than microwaves.

Front 19

Ultraviolet Radiation

Back 19

Electromagnetic waves with wavelengths that are shorter than visible light but longer than X-Rays.

Front 20

Scattering

Back 20

Reflection of light in all directions.

Front 21

Greenhouse Effect

Back 21

Trapping of heat near a planet's surface by certain gases in the planet's atmosphere.

Front 22

Temperature

Back 22

How hot or cold something is.

Front 23

Thermal Energy

Back 23

Total kinetic and potential energy of all the particles of an object.

Front 24

Thermometer

Back 24

Instrument used to measure temperature.

Front 25

Heat

Back 25

Transfer of thermal energy from a warmer object to a cooler object.

Front 26

Convection

Back 26

Transfer of thermal energy by the movement of fluid.

Front 27

Conduction

Back 27

Transfer of thermal energy from one particle of matter to another.

Front 28

Convection Current

Back 28

Movement of a fluid that transfers heat from one part of the fluid to another.

Front 29

Wind

Back 29

Horizontal movement of air from an area of high pressure to an area of lower pressure.

Front 30

Anemometer

Back 30

Instrument used to measure wind speed.

Front 31

Windchill Factor

Back 31

Measure of cooling combining temperature and wind speed.

Front 32

Local Winds

Back 32

Winds that blow over short distances.

Front 33

Sea Breeze

Back 33

Flow of cooler air from an ocean or lake toward land.

Front 34

Land Breeze

Back 34

Flow of air from land to a body of water.

Front 35

Global Winds

Back 35

Winds that blow steadily from specific directions over long distances.

Front 36

Coriolis Effect

Back 36

Effect of Earth's rotation on the direction of winds and currents.

Front 37

Latitude

Back 37

Distance in degrees north or south of the equator.