cells
this is the control center of the cell
what is the nucleus?
This combination of forces produces no movement.
What is a balanced force?
an educated guess to a scientific problem
what is a hypothesis?
A force that resists motion when two surfaces are touching
What is friction?
this layer of earth is liquid iron and nickel
what is the outer core?
these organelles store food, waste and water needed by the cell
what are vacuoles?
the force that pulls objects toward the center of the Earth
what is gravity?
This observation involves measuring
What is quantitative observation?
This force keeps the moon in orbit around the earth
What is gravity?
this is the movement of sediment
what is erosion?
This is the jellylike substance found in the cell. The organelles float around in it
what is cytoplasm?
When you jump on a trampoline, this type of energy is stored in the stretched springs
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elastic potential energy
When you interpret observations to figure out what is happening
what is an inference?
What force attracts some metals and it is a noncontact force?
What is a magnetic force?
cooled magma makes this kind of rock
what is igneous rock?
This structure is found in plant cells but not animal cells
what is a cell wall?
A rollercoaster at the top of the hill about to roll down has this.
Extra 100: what is the gala theme this year?
what is potential energy?
When you share your finding from an experiment, and tell whether your hypothesis was proven or disproven
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what is the conclusion?
the unit is used to measure force
What are newtons?
this tool helps identify an unknown organism based on its traits. We did a leaf identification activity using this.
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what is a dichotomous key?
This organelle is found in plant cells and is the site where photosynthesis occurs_
what is the chloroplasts?
energy in motion
what is kinetic energy?
which to levels of classification are used when giving a scientific name to an organism?
genus/species
The tendency of an object to resist a change in its motion... for example... your body moving forward when the car suddenly stops.
What is inertia?
These blood vessels carry blood into the heart from the body
what are veins?