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Earth Sciences

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Pamela McGlynn

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4y ago
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Cards in this guide (11)
The shadow zone exists because

the mantle and core are composed of different material

P waves refract as they travel through Earth. The shadow zone exists because of seismic waves. The shadows show when the earth spins around.

What is true about compasses

compass magnets can be deflected by earths magnetic field or other permanent magnets

What country receives the least amount of rainfall anually

Bahrain receives the least amount of rainfall annually with 77 mm of rain.

Normal ranges for dissolved oxygen test

dissolved oxygen is dissolved oxygen

Why do scientists think Earth's core contains iron

Samples of Earth's crust contain less iron than found in meteorites, and iron is a comparatively heavy element that would have sunk into the planet when it was being formed.

Why are the Mexican gray wolves going extinct

Sadly they ARE extinct in the WILD.

What best describes how succession changes the ecosystem

The ecosystem becomes more stable and diverse.

Which biome is populated by moose bears lynx shrews and foxes

Taiga

What term best describes a mathematical statement of if a then b

A conditional statement.

New crust forms

At ocean ridges

Which of the following is true of permanent magnets

magnetic stuff...

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