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Letter H

H is for …

Habitat

A place where a plant, an animal or a human can get the food, water, shelter and space needed to live.

A white building, with the words Deep Space Habitat on its side, sits in the desert
NASA has built habitats that may someday be used on other planets.
NASA

Sentences:
The space station is the astronauts’ habitat when in space.
Water is the habitat for fish.

Related Links:
Astronauts in an Underwater Habitat

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Hangar

A building where aircraft stay when they are not flying.

A large airplane inside a building
A NASA airplane sits in a hangar. The airplane has a science lab on board.
NASA

Sentences:
NASA keeps different types of airplanes in their hangars.
The hangar at our airport is a very large building.

Related Links:
An Empty Airplane Hangar

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Hubble Space Telescope

A large telescope placed in orbit above Earth that takes pictures of objects in space.

A picture of the Hubble Space Telescope floating over earth.
The Hubble Space Telescope has taken amazing pictures of the universe.

Sentences:
The Hubble Space Telescope was named after astronomer Edwin P. Hubble.
The Hubble Space Telescope has taken pictures of stars that people have never seen before.

Related Links:
Hubble Images

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Hypersonic

Able to reach speeds equal to or more than five times the speed of sound.

The X-43A launches from a modified Pegasus booster rocket
A modified Pegasus booster rocket fires to send the X-43A on its record-setting flight on Nov. 16, 2004.
NASA

Sentences:
NASA’s X-43A scramjet set a new world speed record in 2004 when it flew at hypersonic speeds.
The X-43A reached a speed of nearly 7,000 miles per hour, which means it reached a hypersonic speed.

Related Links:
What Is Aerodynamics? (Grades K-4)
What is Aerodynamics? (Grades 5-8)

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