Luokat: Kaikki - satellites - gravity - orbit - gps

jonka Gurleen Grewal 7 vuotta sitten

242

Exploring Space

Space travel poses significant effects on human physiology, including slowing cardiovascular functions and decreasing red blood cell production. It can also impair eyesight and cause dizziness or breathing difficulties due to the lack of gravity.

Exploring Space

Exploring Space

Space Satellites

Come in Many Shapes and Sizes
Most Common Two Parts

Antenna and Power Source

Power source can be solar panel or battery

Antenna Sends and Receives Information

Often to and From Earth

Satellites Collect more data, more quickly
Than Instruments on the Ground

Also Can See into space better than telescopes at Earth's Surface

Satellites fly above the clouds

Dust and Molecules in the Atmosphere that can Block the View from Ground Level.

First Satellite in Space
Spundnik

Soviet Union launched it in 1957

Effects of Space Travel on Humans

Low Eye Sight
Slows Cardiovascular System Functions
Decreases production of Red Blood Cells
Space Travel Could Cause

Satellites

A Satellite is a Moon, Planet or Machine
that Orbits a Planet or Star.

Bird's-eye view that allows

to See Large Areas of Earth at One Time.

Human-Made object or Vehicle
Orbits Earth, Moon, or Other Celestial Bodies

A Person to be Dizzy or Hard time Breathing

Due to Lack of Gravity

Types of Satellites

"Humble" Space Telescope

Canada's First Space Telescope

Launched in 1990

Global Positioning System (GPS) Satellites

Using a Hand Held Device

Use Satellite Technology to Find out Where You are

Communications Satellites

Allows Radio, Television, and Telephone Transmitions

Sent Anywhere in the World

Astronomy Satellite

See into Space

10x better than Telescope

Space Station

Flies at an Average Attitude
248 Miles (400 Kilometers)
Largest Structure
Launched into Space
Most Complex
International Scientific and Engineering Project