Science Midterm

23 cards·by i.manns

the envelope of gasses that surrounds earth and other planets

atmosphere

someone concerned with the development of aircraft and spacecraft

aerospace engineer

this is drag or a force acting opposite to the motion of the object

air resistance

this is a limitation or restriction

constraint

this is the weight the parachute carries

load

A varible is

likely to change

This connects the canopy to the load

suspension lines

The engineering and design process consists of four steps which are

ask imagine plan improve

earth takes about 365 days to around the sun

revolve

when the earth spins on its it around the sun

axis rotates

it takes earth or to complete a full rotation

1 day 24 hours

The tilt of the earth and the revolution of the earth around the sun causes change in

season

About of earths surface is covered in land

1/4

Most of earths water is

salty

The path which the earth revolves is called

imaginary orbit

this is a rocky mass up to several km wide that rotates around the sun

asteroid

this is the force of attraction that exists between two objects

gravity

A frozen mass of ice orbiting the sun is called a

comet

this is the imaginary center line which earth rotates

axis

the sun and all the bodies make up the

solar system

A object in orbit with another object is called a

sattalite

is an indication of the fraction of the moon that is illuminated as seen from the earth

moon phase

a full orbit around another object is called a

revolution