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Science Vocabulary

Graduated Cylinder An instrument used to determine the volume of a liquid.
Density A measure of quantity of mass per volume.
Goggles A piece of lab equipment used to protect someone's eyes from harmful substances.
Hot Plate An instrument used to heat substances.
Triple-Beam-Balance A scale that measures the mass of an object.
Atomic Mass Average mass of one atom of an element.
Valence Electron Electrons in the outermost energy level of an atom.
Proton Positively-charged particle located in the nucleus of an atom.
Neutron In an atom, particle with a neutral charge.
Electron Negatively charged particle found outside the nucleus of an atom.
Atomic Number Number of protons in the nucleus of one atom of an element.
Element Substance that can't be broken down into simpler substances.
Speed Distance traveled divided by the time needed to travel that distance.
Velocity Speed and direction of a moving object.
Force A push or pull on an object.
Unbalanced Force Produce a change in the motion of an object.
Balanced Force Produce no change in the motion of an object.
Direction The way the object is moving.
Newton's Third Law For every action, there is an opposite reaction.
Newton A unit of measurement that is used to measure amount of force.
Created by: r0306352