Question | Answer |
Smallest particle into which an element can be divided and still have the prop. of that element. | Atom |
Substance that are building blocks of all matter. | Element |
structure near the center of a cell that helps direct how proteins are put together. | Nucleus |
positively charged partical that is in the nucleus. | Proton |
In an atom, particle with a neutral charge located in nucleus. | Neutron |
An object at rest stays at rest, and an object in motion will stay in motion until acted on by an unbalanced force. | Newtons first law |
The acceleration of an object depends on the mass of the object and the amount of force applied to the object. | Newtons second law |
Every action, there is an equal and opposite reaction. | Newtons third law |
forms of protective eyewear that usually enclose or protect the area surrounding the eye. | Safety goggles |
The amount of matter in a given space. | Density |
The rate of speed with which something happens; rapidity of action or reaction. | Velocity |
A hollow cylinder of thin glass with one end closed, used in chemical and biological experimentation and analysis. | Test Tube |
A bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation. | Flask |
Forces are balanced | Balanced force |
Is not opposed by an equal and opposite force operating directly against the force intended to cause a change in the objects state of motion or rest. | unbalanced force |
A force that opposes motion. | Friction |
A push or pull. | Force |
The force of an attraction on an object or person or thing. | Gravity |
A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. | Molecule |
Amount of space in an object. | Volume |