What is the process of water vapor going into the air.
100
River
What is a natural flow of water that runs into a lake?
100
Water, wind and ice
The surface of Earth is always being shaped and worn away by what 3 things?
100
Fossils
What are the remains or imprints of plants and animals that died long ago found in rock.
200
Stars
What are huge balls of hot gasses, mostly hydrogen and heilum, that are so hot they give off light.
200
Water cycle
What is the movement of water between the ground and the atmosphere? There is no new water on Earth. This process includes evaporation, condensation and rain.
200
Cave
What is an underground hole big enough for a person to enter?
200
Glacier
What is a large moving sheet of ice?
200
Alive
Minerals are solid substances formed in nature. They are made of materials that were never ________.
300
One year
What is the time it takes for Earth to orbit once around the sun?
300
Clouds
What is a mass of water droplets or ice crystals that floats in the air?
300
Oceans
Most of the water on earth is found here.
300
Weathering
What is the breaking up of rocks and soil in Earth's surface?
300
Igneous, Sedimentary and Metamorphic
Name 3 categories of rocks.
400
Constellations
What is a group of stars that ancient people believed to look like patterns of people, animals or other objects.
400
Humidity
What is the amount of water vapor in the air?
400
Deserts
The driest places on Earth.
400
Geyser
What is hot water and steam shooting out of the ground like a volcanic eruption. Old Faithful in Yellowstone National Park is an example of this.
400
Ores
What are rocks that have enough metals in them to make them worth mining?
500
Gravity
What is the force that holds the planets in orbit around the sun.
500
Storms
When air masses meet and there is a large difference in the temperature of the air masses, these can happen.
500
North America, South America, Europe, Asia, Africa, Australia and Antarctica
Name the seven continents.
500
Soil
What is the name for tiny bits of rock mixed with air, water and humus?
500
Coal / Petroleum
Name a solid fossil fuel and a liquid fossil fuel.