Earthquake facts for homework. Science for Kids: Earthquakes

There are the major types of faults called dip-slip normal, dip-slip reverse, strike-slip, and oblique-slip. They draw a circle around the reporting station equal to the distance the waves traveled before reaching the reporting station.

You usually won't even notice an earthquake unless it measures at least a 3 on the MMS scale. Earthquake Zones Find out more about earthquake zones that outline tectonic plate boundaries where plates are coming together, moving apart and slipping past each other.

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The most powerful earthquake ever recorded on Earth was in Valdivia, Chile. A fault is an area of stress in the Earth.

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It happened inand measured 9. We bet that minute feels like a lifetime.

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Seismometers are used to measure the magnitude of earthquakes. What is a seismograph? Sometimes these plates crash together, pull apart or sideswipe each other.

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This is where broken rocks slide past each other, causing a crack in the Earth's surface. Good engineering practises can help stop buildings collapsing under the stress of large earthquakes. Tsunamis are not tidal waves; they are caused by the forces from the moon, the sun and the planets which affects our tides.

They can cause huge waves in the ocean called tsunamis. Using data from two other reporting stations they draw two more circles. The energy released by a large earthquake may be equal to 10, times the energy of the first atomic bomb.


The Ring of Fire Science Bookstore covers a wide range of earth science topics. When that force is big enough, the crust breaks. A seismograph is a machine that is used to measure the strength and the length of an earthquake. The earthquake is caused by stress building up in rocks until they break sending seismic waves in all directions.

Geologists estimate the fastest plate might shift 6 inches a year 15 centimeters. This is where continents move from one place to the next and they break apart as the go, crashing and grinding against each other.

Earthquake Facts

They move quickly at 20 times the speed of sound. These plates move in different directions and at different speeds too. This causes nail spa business plan pdf waves to shake the surface word annotated bibliography template the Earth in the form of an earthquake.

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It killed aboutpeople. Fun Facts about Earthquakes The largest earthquake ever recorded in the world was in Chile in You can actually feel earthquakes from quite some distance away, but surprisingly they normally last less than a minute. The focus of the earthquake is where the rocks actually ruptured. Photograph by Naypong, Shutterstock The surface of the earthcalled the "crust," is not one solid piece.

Seismic Waves Shock waves from an earthquake that travel through the ground are called youth cover letter waves.

Earthquakes cause devastating destruction to buildings around the world.

With normal waves, water flows in circles, but with a tsunami, water flows straight and this is why they can cause so much damage. Geologists cannot predict earthquakes. A powerful earthquake can cause landslides, tsunamis, flooding, and other catastrophic events. But you can prepare for the unpredictable with a family safety plan, emergency kit, and supplies.

An earthquake that hit Haiti in January with a magnitude of 7.

Amazing Facts about Earthquakes

So now you should know all about earthquakes which can be extremely powerful and can cause a lot of damage too unfortunately. A Richter scale measures an earthquake's strength. Maybe you can use this information for a project, or just be earthquake super-smart! Occurring init had a magnitude of 9. There are about 20 plates that run along word annotated bibliography template surface of the earth.

Earthquake Facts Check out our interesting earthquake facts for kids. When this break happens, that stress we spoke about is let go as energy which moves through the Earth catcher in the rye alienation thesis like waves. People don't feel most of them because the quake is too small, too far below the surface, or deep in the sea.

Earthquake Facts

Types of earthquake waves Every earthquake produces P waves and S waves. About a half-million quakes rock the Earth every day. Seismologists use the difference in time that it takes the P wave and S waves word annotated bibliography template reach a reporting station to determine how far away the earthquake was when the rocks ruptured.

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The erau graduate capstone project proposal the number on the MMS scale, the larger the earthquake. What is a Richter Scale?

  • Earthquake Facts for Kids - Interesting Information about Earthquakes
  • The idea behind plate tectonics is an interesting story.
  • The earthquake killed people and significantly damaged the central city.
  • Most damage and deaths happen in populated areas.

Do you ever feel a bit stressed or worried about something? That's millions a year. They draw a circle around the reporting station equal to the distance the waves traveled before reaching the reporting station. You hold a stick horizontally.

Science for Kids: Earthquakes

This is amazing; more than a million earthquakes rattle and shake the world every single year. It would be frightening to see a tsunami heading your way. When does this happen?

They can happen as deep as miles kilometers below the surface.

Earthquake Facts - Science for Kids

The best they can do today is point out where fault lines are so we know where earthquakes are likely to occur. Sometimes the edges, which are called fault lines, can get stuck, but the plates keep moving.

Pretty much everyone near the center will feel this one. Walls in some houses may crack and windows break.

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The earthquake killed people and significantly damaged the central city. Imagine this, to give you an idea. Epicenter and focus of earthquakes. They are also called body waves.