Let's Review
When light rays bounce off an object, they _____ light.
What is reflect?
something that makes food for itself
What is a producer?
The pathway through which electrical current flows.
What is electric circuit?
the living and nonliving things and the ways they interact in an environment (ex: redwood forest, swamp, Mojave Desert)
What is an ecosystem?
This is the ability of one substance to dissolve into another.
What is solubility
What happens to light when it hits an opaque surface? It is ______.
What is absorbed?
Mechanical energy that travels as waves through the air or on water and vibrates the ear drum upon contact.
What is sound energy?
An electrical circuit that is not complete?
What is an open circuit?
In the a food web the mushroom and bacteria are....
What are decomposers?
Nickel, Iron, Cobalt, and Steel have this property in common.
What is magnetic
Contains a complete path between the positive and negative terminals of its power source.
What is a closed circuit?
Energy resulting from the flow of charged particles.
What is electrical energy?
A circuit that has more than one pathway is called?
What is a parallel circuit?
Food chains that are interconnected in a particular ecosystem
What is a food web?
What is formed when sand is blown away and deposited elsewhere.
Sand Dunes are created.
A circuit with only one pathway?
What is a series circuit?
Energy from movement.
What is mechanical energy?
Material through which heat or electricity flows easily?
What is a conductor?
Three types of organisms in an ecosystem.
What are producers, consumers, and decomposers?
Mass, volume, relative density, solubility, color, texture, shape
What are physical properties of matter?
When light rays bend or break through a surface, the light is __________.
What is refracted?
Energy that can be measured by a thermometer.
What is thermal energy?
Material through which heat or electricity does not easily flow?
What is Insulator?
The arrows in a food chain and food web represent....
What is the flow of energy?
What is Deposition?
What is Erosion?
What is Weathering?
When sediments or weathered materials are dropped off into a new location.
The movement of soil particles or sediments from one place to another.
The process of breaking down rock into smaller pieces.