Matter
What is a state of matter that has the least amount of molecules?
Gas
what are biotic factors?
All the living organisms that inhabit an environment
What is the difference between lava and magma?
Lava is molten rock above the earth's surface and magma is the molten rock beneath the earth's surface.
what is soial horizion o?
humus
what are the three types of ways that heat is transferred?
conduction convection radiotion.
What is matter?
mater is any object that has mass and takes up space.
what are abiotic factors?
nonliving parts of an ecosystem: air, water, minerals, light
what is the defination of deposition?
Process in which sediment is laid down in new locations.(ex: beaches, sand dunes, sand bar, river delta)
what orginisum makes tunnels under the surface which helps hold water?
Earthworms
what is conduction?
when heat moves to one object to another by touch.
What is an atom?
The smallest particle of an element, building block of all matter, has mass and volume
what is an ecosystem?
A biological community of interacting organisms and their physical environment.
what is the rock cycle?
A series of processes on the surface and inside Earth that slowly changes rocks from one kind to another
what helps slow water run-off and prevent soil erosion?
counter plowing
what is convection?
when the heat is wamer and drops down to colder and goes back again.
What is a compound?
Created when two or more atoms of different elements join together
what is the difference between producers and consumers?
producers produce their own food and consumers eat other plants and/or animals (can't make their own food)
What is the difference between intrusive igneous rock and extrusive igneous rock?
intrusive igneous rock is an igneous rock that formed below Earth's surface and extrusive igneous rock is Rock that forms when magma cools above the surface of Earth
what is the best mixture of for plant growth and drainage?
Humus, Clay, Sand
what is radiation?
when heat is trasfored by eltormgnegtic waves.
what is the equation for desity?
D=M/V
what is an energy pyramid?
A energy pyramid is a diagram that shows the amount of energy that moves from one feeding level to another in a food web
what is the difference between mechinal wethering and chemical wethering?
mechinacal weathering is when rock is phischy broken up into smaller pieces and chemichel weathering is when rock is broken up into smaller piceces by changes in chemical make up.
what does crop rotation do?
it keeps soil nutrients from being depleted
what is the differents between heat and temperature
Heat is the movement of energy from a warm object to a cool object but Temperature is a measure of how much energy is in an object.