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Science Midterm
28 cards·by Maddi.Ogle
The envelope of gasses that surrounds the 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 variable is
likely to change
This connects the canopy to the load
suspension lines
The engineering and design process consist of four steps witch are
ask, imagine, plan, improve
When the Earth or around the sun
revolve
It takes the Earth or to complete a full rotation
1 day or 24 hours
When the Earth spins on its it around the sun
axis, rotates
The tilt of the Earth and the revolution of the Earth around the sun causes changes in
seasons
About of Earths surface is covered in land
one fourth
Most of the Earths water is
Salty
The path on witch the Earth revolves is called
imaginary, orbit
This is a rocky mass up to several km wide that rotates around the sun
asteroid
This 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 the Earth rotates
axis
The sun and all the bodies make up the
solar system
An object in orbit with another object is called a
satellite moon luna
is an indication of the fraction of the moon that is illuminated as seen from earth
moon phase
A full orbit of an object around another object is called a
revolution
some of a piece of wood are how strong it is and how smooth it is
properties
some that can be used to make roads are concrete flat rocks, tar, and gravel
materials
is anything that people make to solve a problem
technology
When you a chair you need to think about how big and how strong it needs to be
design
are people who use math, science and imagination to solve problems to meet human needs and
wants
Engineers