Cells and Organisms
The smallest unit of life
What is a cell?
point of zero amplitude on a standing wave
What is a node?
Stored energy because of its position of chemical make-up.
What is potential energy?
the strength of a force is measured in __________
What is Newtons?
This is a word that means growing or getting brighter.
What is waxing?
Is made up of one or more cells
What is an organism?
Waves that move the medium at right angles to the direction in which that are travelling
What is a transverse wave?
Energy in motion.
What is kinetic energy?
equal forces acting on one object in opposite directions
What is balanced forces?
When the moon passes through Earth's shadow.
What is a lunar eclipse?
This organelle stores the DNA
What is the nucleus?
electromagnetic waves that you can see; Red, Orange, Yellow, Green, Blue, Violet, in that order
What is visible light?
Energy cannot be created or destroyed
Law of Conservation of Energy.
the friction that occurs when two solid surfaces slide over each other
What is sliding friction?
When the moon's shadow falls on Earth.
What is a solar eclipse?
An animal taken by a predator as food.
What is a prey?
electromagnetic waves with wavelengths just shorter than those of visible light; help your body produce vitamin D, but too much exposure can cause sunburn and cancer
What is ultraviolet?
Energy that has the ability to fall; this type of energy increases the higher up you go.
What is gravitational potential energy?
force that pulls objects toward each other
What is gravity?
This is the moon phase that comes after a full moon.
What is a waning gibbous?
When one organism benefits and the other organism neither benefits nor is harmed
What is commensalism ?
when a wave enters a new medium at an angle, one side of the wave changes speed before the other side, causing the wave to bend
What is refraction?
Ability to do work
What is energy?
the friction that acts on objects that are not moving
What is static friction?
The Greek word for moon.
What is Luna?