http://www.ck12.org Chapter 1. Introduction to Physics
Summary
- Physics is the branch of science that studies matter and energy and how they interact.
Practice
Questions
Canadian astronaut Chris Hadfield filmed an experiment in outer space. Watch the video, and answer the questions
below.
https://www.youtube.com/watch?v=lMtXfwk7PXg
MEDIA
Click image to the left for use the URL below.
URL: http://www.ck12.org/flx/render/embeddedobject/- Why can’t Hadfield dip the washcloth in a bag full of water?
- Pause the video at 1:55. What do you expect will happen as he wrings out the washcloth?
- What does the water do? Why?
Review
Questions
- Give your own definition of physics.
- What do you already know about physics? What do you think you know?
- Physics is all around us, all the time. Give a few examples of physics you have experienced.
- physics: Physics is the science of matter and energy and of interactions between the two, grouped in traditional
fields such as acoustics, optics, mechanics, thermodynamics, and electromagnetism, as well as in modern
extensions including atomic and nuclear physics, cryogenics, solid-state physics, particle physics, and plasma
physics.
- physics: Physics is the science of matter and energy and of interactions between the two, grouped in traditional