What is energy?
Energy is the ability to do ______________.
work
What is the moving energy of an object called?
kinetic energy
Sound energy is energy we can ____________.
hear
Heat energy is the transfer of energy from a warmer object to a _______________ object.
cooler
Light energy is the only form of energy visible to the human __________.
eye
Name any property of matter.
color, texture, shape, hardness, shape, etc.
Energy is the ability to cause ________________ or create ___________________.
motion; change
What is the stored energy of an object called?
potential energy
Sound energy comes from ____________ in the air.
vibrations
A ___________________ is the tool used to measure temperature.
thermometer
Light travels in ________________.
waves
Matter is anything that has ________________ and takes up ________________.
mass; space
Energy can not be created or _____________________.
destroyed
Energy of ______________ is also known as kinetic energy.
motion
___________________ depends on how fast or slow the object vibrates.
pitch
T_________________ is a measure of the amount of heat energy.
temperature
Name some types of light energy.
...when the sun shines, a light bulb turns on, or a fire is burning;
What is a chemical change?
A chemical change is when you mix things together and something completely new is made.
Energy can create change and be ____________________.
transferred
Give an example of kinetic energy.
walking, playing football, playing the piano, swimming, etc.
...anything that's moving
Sound travels by sending vibrations through matter called __________________.
waves
Heat energy is also know as ____________________ energy.
thermal
What does transparent mean?
Transparent means that light travels through an object.
Name the 3 states of matter and how each one can be used in our daily lives.
solid-ice-to cool things down or keep cold
liquid-water-to drink or bathe
gas-steam-to clean
Name 4 things energy can change about an object.
color, temperature, shape, and motion
The sum of the kinetic and potential energy of an object is called ____________________________.
mechanical energy
Objects that vibrate _______________, make a low pitch, for example, a drum. Objects that vibrate ________________, make a higher pitch, for example, a recorder/flute.
slowly; quickly
What happens to particles when heat energy is present?
The particles within a substance move faster and with greater vibration...
The color that absorbs every color is __________________. This is because objects this color absorb all the visible light wavelengths, meaning no color is reflected back to our eyes, making them appear this color.
black
Give an example of a fast chemical change and a slow one.
fast, anything that deals with burning
slow, anything that deals with rusting