In what layer do we live on?

This layer of the Earth is mostly made of iron.

It is the thinnest layer of the Earth, from 8 to 65 km.

What is the Earth's thickest layer? It is about 2,800 km.

What is the hottest layer of the Earth? It is almost as hot as the sun's surface.

What is the correct order of the Earth's layer?

What name was given to the supercontinent that scientists think existed in the past?

Who came up with the Continental Drift Theory?

Soil is made up of...

Which of the following is NOT a type of soil?

Which type of soil is best for gardening?

The Earth's crust is made of solid rock and soil.

When blocks of rocks in the crust slide or shake, an earthquake occurs.

Cracks formed during an earthquake are called faults.

Melted rock inside the mantle is called lava.

Magma that flows out of a crater is called lava.

What is the most common causes of Tsunamis?

What is the main cause of earthquakes?

What is lava?

A seismologist is a scientist who studies earthquakes.

Earthquakes move in waves called seismic waves.

A seismograph is an instrument that identifies the strength and point of origin of an earthquake.

Small ocean waves that damage shorelines and fishing villages are called tsunamis.

Broken-down rocks, air, water, and organic matter make up the soil.

This is caused by large earthquakes below or near the ocean floor, but they can also be caused by landslide, volcanic activity or certain types of weather.

The trembling or shaking of the ground caused by the sudden release of energy stored in the rocks beneath the earth's surface.

The slow process of breaking down rocks into smaller pieces

The movement of weathered rock, sometimes caused by moving water or wind

Which of these events do NOT cause a rapid change to Earth's surface?

Humus is decayed material such as remains of plants and animals that were once alive.

Soil that is loose and is easy to dig is loam soil.

Loam soil is a combination of sand, humus, and clay.

Which soil has small grains, holds lots of water, and is very sticky when wet?

Jonathan has a rock collection. The rocks all look different. What is one way that all rocks are alike?

Frank wants to grow some bean seeds in a flowerpot. Which soil should Frank put in the pot?

Fossils are found in which type of rock?

Which rock is formed when lava cools?

The three types of rocks are...

How are the materials in sedimentary rocks brought together?

Igneous rocks are formed from sediments that settle on the bottom of ocean floors, get cemented, and harden.

Sedimentary rocks like limestone and sandstone are formed from magma that cools and hardens after a volcanic eruption.

Metamorphic rocks like marble and quartzite are formed because of intense heat and pressure.

A natural resource that supplies energy is fuel.

Soil provides man with food and other materials for his daily needs.

Rocks are storehouses of precious minerals that are also used and needed by man.

Materials that come from the Earth are called fossil fuels.

A diamond is a mineral that is used to produce electric wires, pots, pans, and coins.

Gas from the Earth's crust, oil, and coal are specifically called fossil fuels.

A mineral used for making expensive jewelry pieces, drilling holes, and cutting hard materials is ____.

Batteries and some kinds of pipes are made of ___.

Atmosphere is the gaseous portion of the earth.

The Earth's natural source of heat and light is the moon.

Scientists who study weather are called cosmetologists.

Factors that affect weather include different air temperatures caused by heat, wind, air pressure, and moisture.

What does an anemometer measure?

What is the science that deals with the study of weather?

It is the amount of moisture present in the air.

Made up of tiny droplets of water suspended in the air

Puffy white clouds that look like cottons in the sky.

Solid or liquid form of moisture that falls from the atmosphere.

8. These are the highest clouds in the sky. They look white, thin and wispy. They usually mean good weather.

10. What type of clouds are called "fair weather clouds" and look like floating cotton?

13. These clouds are the closest to the ground. Their name means layer- or sheet like. They bring light & continuous rain or snow and cover most of the sky.

The time it takes the Earth to make a complete rotation on its axis is -

The time it takes the Earth to completely revolve around is

The sun is a star made of very hot gases.

The earth's rotation explains why we have sunrise and sunset.

Which is the “Twin planet” of the Earth?

How many planets do we have since 2006?

The only planet where humans, plants and animals can survive?

  The largest planet in the solar system

The galaxy in which we live in is the

Which planet is called the evening/morning star?

A meteor that does not burn up but lands on the earth is called a meteorite.

A shooting star is called a comet.

Thousands of asteroids are found between Mars and Jupiter in what we call as Iy Mudball.

Halley's comet, a heavenly body with a head and a tail, is seen every 76 years.

Asteroids, also known as minor planets, are solid blocks or chunks of rocks or metal that have various sizes.