PLEASE HELP ME SUPPER EASY QUESTION THAT I JUST CAN'T GET!!!!!!!!!!!!!!!!!!!


1.Which type of energy is not used or provided by the Sun?


Nuclear

Electrical

Light

Thermal


2.What energy is causing your feet to feel vibrations in the floor in a place where music is extremely loud?


Sound

Mechanical

Chemical

Electrical


3.What are the two types of energy involved when you are yo-yoing?


Chemical and mechanical

Thermal and electrical

Mechanical and light

Mechanical and gravitational


4.Which type of energy makes molecules move faster, and can cause phase changes?


Mechanical

Chemical

Electrical

Thermal


5.What type of energy can not be converted to another type?


Mechanical to electrical

Chemical to electrical

Light to thermal

All types can be converted to other types


6.What are the two states of energy?


Kinetic and potential

Stored and potential

Kinetic and mechanical

Potential and thermal


7.Which of the following would contain the greatest amount of potential energy?


A roller coaster at the bottom of a hill

An archery bow pulled back all the way

A gun right after it has been shot

A dog gnawing on a bone


8.What energy conversion is taking place in a hydroelectric power plant?


Electrical to gravitational

Gravitational/mechanical to nuclear

Gravitational/mechanical to electrical

Electrical to mechanical


9.Why do some consider hydroelectricity to be environmentally friendly?


Flowing water is a renewable source of energy

We recycle the water we use in the power plant

Dams provide excellent habitat for species in the lakes they form

The energy produced by power plants is only allowed to be used by people who sign environmental pledges


10.Which type of energy travels in waves?


Thermal

Chemical

Electrical

Light