Define GPE.
What is the amount of energy an object has because of its position above the ground?
What is "matter cannot be gained or lost during a chemical reaction, and the total amount of mass remains the same before and after the change"?
What is Ek=(1/2)mv2?
What is a=vf-vi/t?
______ are to the left in a chemical equation and ______ are to the right in a chemical equation.
Find the GPE:
182 cm off the ground
Weighs 74.9 grams
(this is on Earth)
What is 1.36318 J or what is 1.3359164 J?
______ is used to store nuclear waste.
What is color change, gas forming, temperature change, and precipitate?
What is 100,000 milligrams?
a) find the kinetic energy of the falling water (per liter)
b) find the potential energy of the water (per liter)
c) find the total mechanical energy of the water (per liter)
a) 72 J
b) 860 J or 842.8 J
c) 932 J or 914.8 J?
DAILY DOUBLE:
The world record for the men's marathon is 2:03:38. If the distance is 42.195 km, what is the average velocity during the run?
What is 5.69 m/s?
Explain "skeleton equation"