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Study Stack Words-10
20 words
Question | Answer |
---|---|
Balanced Forces | Occur when the total of all forces on an object equals zero and the object's motion doesn't change |
Direction | The path or course an object takes |
Force | A push or pull |
Velocity | An object's speed and direction at a given instant |
Newton | Unit scientists use to measure force |
Microscope | Magnifies microscopic objects |
Flask | Used to hold or mix chemicals |
Graduated Cylinder | Gives accurate measurements of volume |
Observation | Something you see, feel, touch, taste, or hear |
Hypothesis | An "If...Then..." statement that explains what the scientist thinks the outcome of the experiment will be |
Atom | Smallest particle into which an element can be divided and still have the properties of that element |
Atomic Mass | Average mass of one atom of an element |
Atomic Number | Number of protons in the nucleus of one atom of an element |
Electron | Negatively charged particle found outside the nucleus of an atom |
Nucleus | Center of an atom, made up of protons and neutrons |
Neutron | Particle with a neutral charge that is located in the nucleus |
Inertia | the tendency of an object to resist change in motion |
Mass | Amount of matter in an object |
Galaxy | Very large group of stars in the universe |
Speed | Distance traveled by an object in a given amount of time |