Motion is described by an objects __________ and ________.
Direction and Speed
Name 3 types of forces
Gravity, friction, elasticity, electricity, and magnetism
Stored energy is...
potential energy.
Energy
the ability to cause change
In our classroom, which has more potential energy, the clock or the papers on the concept boards?
The clock.
Which has more kinetic energy, a fastball thrown by Clayton Kershaw, or an underhanded pitch thrown by your teacher?
Fastball by Clayton Kershaw
Stored energy is
involved when objects are bent, stretched, or compressed
All ______ objects have kinetic energy.
Moving
Heat is
energy that an object has because of the movement of its particles
The energy of an object depends on...
its mass and how fast it is going
Give examples of when you use kinetic energy?
exercising, writing notes, walking, running, playing a sport,
Electricity is caused
by charged particles that flow through a path.
Unless acted on by a force objects in ________ tend to stay in _______, and objects in _____ tend to stay in _____.
motion, motion, rest, rest
Name three different objects in the room with potential energy, then order them from most potential energy to least.
Example: clock, a book on a desk, and a pencil on the floor.
Which point on a roller coaster would the kinetic energy be the highest.
At the bottom of the hill.
Sound is
the energy in particles that vibrate as they pass through matter