Question | Answer |
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. |