What is the energy transformation?
Chemical - light or sound
What is the energy transformation?
electrical - heat
Imagine two spoons are in a pot of hot water on a stove. One is metal and one is wooden. Which spoon handle is hotter after 5 minutes?
The metal spoon because thermal energy transfers through
The metal spoon because thermal energy transfers through
The wooden spoon because thermal energy transfers through
The wooden spoon because thermal energy transfers through
What is the energy transformation?
solar - chemical
What is the energy transformation?
Chemical - Mechanical - heat or sound
The kinetic energy of the ball on the opposite end of Newton's Cradle
decreases
increases
stays the same
As the energy moves from one end of the Newton’s Cradle to the other, what happens to the energy in the first ball?
decreases
stays the same
increases
What is the energy transformation?
chemical - electrical - light
What is the energy transformation?
electrical - light
What is the energy transformation?
solar - electrical
What is the energy transformation?
Electrical - Sound
In the above chemical reaction, we see water being poured into sodium polyacrylate to make artificial snow that is actually cold! What happens to the energy in the snow?
the overall energy increases
the overall energy decreases
the overall energy stays the same
What is the energy transformation?
Potential - Mechanical - Electrical
What is the energy transformation?
potential - kinetic
What is the energy transformation?
Mechanical - Chemical
Which of the following statements is correct:
As the spoon gets hotter, the temperature of the water do
As the spoon gets hotter, the water gets hotter.
As the spoon gets hotter, the water gets colder