chemistry, safety and science skills
true or false you should wash your hands after you do a lab
true
controls what goes in and out of the cell
cell membrane
what is the movement of Electrones
current
ecology
what is the force that keeps the planets in their obit
gravity
is a pencil classified as a element, compound or mixture
mixture
how can we see cells
microscope
what is the study of how charges transfer between objects
static electricity
define a abiotic factor
a non-living factor affecting species ( temperature, sunlight, wind soil type, etc
what type of energy does the sun give off
heat and light
what is the 1st in the scientific method
purpose
who is the brain of the cell
necleus
what is an object in a circuit that resists the flow of electrons
resistor
what is a producer
producers are living thigs that make their own food
what 3 thing make up the galaxy
gas, dust, star
is a bar of soap a chemical or physical
chemical
what is 3 things that makes something a living thing
DNA, energy/food
device that can open or close a circuit
switch
soil type, temperature, climate, water, wind is classified as what factor
abiotic factor
what is the largest plant in the solar system
Jupiter
what is this scientific method, instruction that tell you how how to do the experiment
purpose
all cells come from_________ cells
per-existing
electrical current is the flow of moving
electrons
how do decomposers help the ecosystem
decomposers help the ecosystem by eating the dead plants and animals
are Mercury, Venus, Earth and mars inner and outer plants
inner plants