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27 Cards in this Set

  • Front
  • Back
The ability to do work
A. energy
B. kinetic energy
C. potential energy
Energy of motion
A. energy
B. kinetic energy
C. potential energy
Stored energy
A. energy
B. kinetic energy
C. potential energy
When does a batted baseball have the most kinetic energy (when the ball is moving the fastest)?
The moment the ball separates from the bat
Name the 2 kinds of energy.
Potential and kinetic
When a roller coaster is going down a hill, the potential energy that it had at the top is changed to what?
kinetic energy
Energy stored in the way atoms are connected to each other
A. chemical energy
B. electrical energy
C. mechanical energy
Energy carried by electricity
A. chemical energy
B. electrical energy
C. mechanical energy
Energy an object has due to its motion, position, or condition
A. chemical energy
B. electrical energy
C. mechanical energy
Energy produced when an atom splits apart or when 2 atoms join to form 1 atom
A. nuclear energy
B. radiant energy
C. sound energy
D. thermal energy
Energy that travels in waves and can move through empty space
A. nuclear energy
B. radiant energy
C. sound energy
D. thermal energy
Energy of vibrations carried by air, water, or other matter
A. nuclear energy
B. radiant energy
C. sound energy
D. thermal energy
Energy of the movement of atoms and molecules
A. nuclear energy
B. radiant energy
C. sound energy
D. thermal energy
What does electrical energy change to when you turn on a tape player?
Sound energy
What is the distance from a point on one wave to the same point on the next wave?
Wavelength
Name the 7 kinds of radiant energy.
1. gamma rays
2. x-rays
3. ultraviolet rays
4. visible light
5. infrared rays
6. microwaves
7. radio waves
What is the only kind of energy that can travel where there is no matter?
Radiant energy
The different kinds of radiant energy of different what?
wavelengths
What type of radiant energy are your eyes sensitive to?
Visible light
Rapid back and forth motion of air or other matter
A. Vibration
B. Frequency
The number of waves passing a point in one second
A. Vibration
B. Frequency
Why does sound have to travel through matter?
Because there must be something to vibrate
Is the sound deeper or higher with a lower frequency?
deeper
The higher the frequency, the __________ the sound?
Higher
What does ultrasound mean?
Sounds too high for people to hear
When is it important to wear earplugs?
Around noisy machinery and loud musical instruments
Science
Unit B Chapter 3
Science
Unit B Chapter 3