kinetic energy
which has more kinetic energy, a large dog sitting on a sidewalk or a small can running down the street?
What is the small cat running down the street
what type of potential energy does an object like silly putty or a rubber band have
What is elastic potential
green plants convert light energy from the sun into _________ energy
What is chemical
There is a bell at the top of a tower that is 45 m high. The bell weighs 190N. Calculate the energy of the bell.
What is 8550 J potential energy
energy in the form of motion is ________ energy
What is kinetic
which of the following is not used to calculate kinetic energy: mass, weight, velocity, height.
What is height
two copies of the same book are in a book case. one book is twice as high as the other. they have _______ potential energy
What is different
friction causes some mechanical energy to change to _____ energy
What is thermal
If a 5kg volleyball is served from a height of 3 m, it will travel at 10 m/s. Calculate the kinetic energy of the ball.
What is 250 J
a rock at the edge of a cliff has ______ energy because of its position
What is gravitational potential energy
the greater ______ a moving object has, the more kinetic energy it has
What is mass
which of the following is not used to calculate potential energy: mass, velocity, gravitational acceleration, height
What is velocity
when a plant falls from a window, its ________ energy is transformed into kinetic energy
What is gravitational potential
If a 5kg volleyball is served from a height of 3 m, it will travel at 10 m/s. Calculate the potential energy of the ball.
What is 147 J
suppose a juggler is juggling oranges, at an orange's highest point, what form of energy does it have
What is mostly potential
kinetic energy of an object increases as its ______ increases
What is velocity
a book and a feather sitting on the same shelf have ________ potential energies
What is different
the law of ______________ states that energy in a system can change forms, but can never be created or destroyed.
What is conservation of energy
a 100kg boulder is raised 10 m above the ground and then is dropped. calculate the kinetic energy of the boulder
What is 9800 J
what is the process of breaking apart large atomic nuclei into smaller nuclei called
What is nuclear fission
doubling an objects velocity will _____ its kinetic energy
What is quadruple
the gravitational potential energy of an object depends on ________ and ________
What is weight and height
energy is measured in ______
What is Joules (J)
a baby carriage is sitting at the top of a hill that is 21 m high. the carriage with the baby has a mass of 1400 grams. Calculate the potential energy of the carriage and baby.
What is 252 J
describe the energy conversions that take place during a roller coaster
What is GPE, KE, GPE, KE...etc.