6th Grade Science Final Exam Review

Flashcards for 6th Grade Science Final Exam Review

Rain

Water that falls from clouds.

Sleet

Rain that freezes into ice pellets before hitting the ground.

Snow

Rain that freezes into ice crystals before hitting the ground.

Organic

Materials that were once alive.

Inorganic

Materials that were never alive.

Microscope

Used to make things bigger.

Goggles

Used to protect the eyes.

Inference

A conclusion (opinion) about something based on observations (facts).

Conclusion

Communicates what you have learned and tells if your hypothesis was correct or not.

Graduated Cylinder

Used to measure the volume of a liquid in mL.

Meter Stick

A measuring stick one meter long that is marked off in centimeters and millimeters.

Magnifying Glass

A lens that enlarges the image of an object.

Thermometer

An tool used to measure temperature.

Low Pressure System

Represented as a big, red L.

High Pressure System

Represented as a big, blue H.

Continental Drift

The slow process of Earth's continents moving as the Earth's plates shift.

Core

The solid inner surface of the Earth.

Fault

A crack in Earth's crust along which movement occurs.

Global Mid-Ocean Ridge

An underwater mountain range that zigzags between all the continents.

Lava

Liquid rock that reaches the surface.

Magma

Melted rock that rises from the mantle and lies beneath the surface.

Mantle

The semi-solid layer of the Earth between the outer crust and the outer core.

Pangea

A single continent made up of all of the Earth's land mass long ago.

Ring of Fire

The ring of volcanoes along the edges of the continents that border the Pacific Ocean.

Volcano

A vent in a planet's crust from which molten or hot rock and steam come out; also, a hill or mountain made up of the material that comes out of the vent.

Crust

The solid outer surface of the Earth.

Bedrock

Solid rock found under the soil.

Nutrient-Rich

Full of healthy vitamins and minerals.

Decayed

Dead and rotten.

Humus

Nutrient-rich decayed plants and animals.

Subsoil

Middle soil layer that contains minerals washed out of topsoil.

Weathering

To break into smaller pieces.

Substratum

Deepest soil layer where rocks are weathering to form new soil.

Topsoil

The uppermost soil layer that contains humus.

Solar System

Our sun and the planets that move around it.

Rotation

One complete turn of the Earth on its axis (24 hours).

Orbit

The curved path of the Earth around the sun.

Constellations

A group of stars that forms a particular shape in the sky and has been given a name.

Eclipse

When our view of one object in the sky is blocked by another object or the Earth's shadow.

Equinox

March 20th or 21st and September 21st or 22nd. Twice a year when the day and night are the same amount of time all around the world.

Galaxy

A group of stars, gas and dust held together by gravity.

Air Resistance

The pushing force of friction that opposes gravity or motion (also called drag).

Planet

An object moving around a star.

Star

An object that shines through the release of energy produced by nuclear reactions at its core.

Underground

Beneath the surface of the Earth.

Explodes

To move with sudden speed and force.

Surface

An outside part or layer of something.

Hot Spot

A location on the Earth's surface that has experienced active volcanism for a long period of time.

Active Volcano

A volcano that has had at least one eruption during the past 10,000 years.

Dormant

Not doing anything at this time; not active but able to become active.

Rising

Ascending or going upward.

Shield Volcano

A volcano with gently sloping sides that are made up of hardened lava.

Composite Cone Volcanoes

Tall volcanoes with steep sides; the most common type.

Inner Core

Solid center of the Earth that is very hot and under great pressure.

Graph

A grid with lines that have meaning.

Weather

The condition of the air at a certain time and place.

Clouds

Condensed water vapors in the atmosphere.

Atmosphere

All the gases (air) that surround the Earth.

Rain Gauge

An instrument used by scientists to measure the amount of rain or other forms of precipitation.

Oxygen

A gas that has no color, taste, or smell that most plants and animals need to survive.

Change

To become different.

Carbon Dioxide

An invisible gas that is absorbed by plants during photosynthesis.

Life Cycle

The stages of change that a living thing goes through during its life.

Anemometer

An instrument used to measure wind speed.

Wind Vane

An instrument used to tell which direction the wind is blowing.

Barometer

An instrument used to tell if the pressure in the air is going up or down.

Thermometer

An instrument used to measure temperature in degrees on a Fahrenheit or Celsius scale.

Wind

Movement of air across Earth's surface.

Humidity

The amount of moisture in the air.

Precipitation

Rain, sleet, snow or hail.

Cold Front

Cold air replaces warm air (blue line with teeth).

Warm Front

Warm air replaces cold air (red line with circles).

Problem

Written in the form of a question.

Research

Gathered information about the problem.

Hypothesis

A proposed solution to your problem.

Experiment

Materials needed and the steps written in number order.

Observations

Data organized in a graph or chart.

Quantitative Observation

An observation that includes measurements or numbers.

Qualitative Observation

An observation that does not involve measurements or numbers.

Astronomy

The study of stars and outer space.

Geology

The study of rocks, minerals and the history of the Earth.

Meteorology

The study of weather and atmospheric air.

Oceanography

The study of the non-living aspects of water.

Paleontology

The study of fossil records.

Botany

The study of plants.

Ecology

The study of the environment.

Marine Biology

The study of life in bodies of water.

Microbiology

The study of cells and microscopic organisms.

Chemistry

The study of matter and how it's put together.