electricity/energy
formulas
matter
magnets
100
Walking across carpet is a perfect example of charge being transferred by...
What is friction?
100
What is the formula to calculate speed?
What is S_d/t
100
The total energy of all the particles in a substance is called:
What is thermal energy?
100
An electromagnet can bee found in all of the following except...
a. car
b. speaker
c. home outlets
d. computers
What is a speaker?
200
The average kinetic energy in individual particles that make up an object is called:
What is temperature?
200
What is the formula to calculate gravitational force?
GF=mgh
m=mass in kilograms
s=acceleration due to gravity (9.8 m / s2 at the surface of the earth)
h=height
200
Which energy particles move the fastest?
What is steams
200
What creates a magnetic field?
moving electric charges
300
a fridge contains what types of the following energy?
a. thermal
b. sound
c. mechanical
d. all of the above
what is: d. all of the above
300
An object flying through space at a constant velocity is best described by which law of motion?
What is Newton's first law: objects in motion stay in motion unless acted upon by an unequal force?
300
A magnet that only works temporarily when electricity passes through wires surrounding the iron core is called...
What is an electromagnet?
400
electromagnetic energy is called _____ energy
What is radiantt
400
What is the definition of weight?
The force in which gravity pulls down on an object.
400
What is the difference between electric field lines and magnetic field lines?
Magnetic field lines form closed- loop paths between the poles, while electric field lines start and end on charges.
500
At which point does the biker have the greatest kinetic energy?
The third point