Engineering Physics 6 min read
Thermometers as Speedometers
On the previous page of this lesson, temperature was defined as the reading on a thermometer. The process of calibrating a thermometer…
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Engineering Physics 4 min read
Thermal Physics
Heat and Temperature Introduction to Thermal Physics Heat, energy and temperature pervade our lives. Just think about it. We give…
Engineering Physics 6 min read
Energy Relationships for Satellites
The orbits of satellites about a central massive body can be described as either circular or elliptical. a satellite orbiting…
Engineering Physics 15 min read
Weightlessness in Orbit
Astronauts who are orbiting the Earth often experience sensations of weightlessness. These sensations experienced by orbiting astronauts are the same…
Engineering Physics 11 min read
Mathematics of Satellite Motion
The motion of objects is governed by Newton’s laws. The same simple laws that govern the motion of objects on…
Engineering Physics 7 min read
Circular Motion Principles for Satellites
A satellite is any object that is orbiting the earth, sun or other massive body. Satellites can be categorized as natural…
Engineering Physics 11 min read
Kepler’s Three Laws
Planetary and Satellite Motion In the early 1600s, Johannes Kepler proposed three laws of planetary motion. Kepler was able to…
Engineering Physics 5 min read
The Value of g
In the previous topic, an equation was given for determining the force of gravity (Fgrav) with which an object of mass m was attracted…
Engineering Physics 3 min read
Cavendish and the Value of G
Isaac Newton’s law of universal gravitation proposed that the gravitational attraction between any two objects is directly proportional to the…
Engineering Physics 12 min read
Newton’s Law of Universal Gravitation
Isaac Newton compared the acceleration of the moon to the acceleration of objects on earth. Believing that gravitational forces were…