Acceleration is the rate of change in velocity. It involves a change in speed or direction, or both.
What is a acceleration?
100
An atom is The smallest unit of a chemical element that can still retain the properties of that element
What is an atom?
100
A unit of energy
What is a calorie?
100
A lever
What is a type of simple machine?
100
A procedure that is carried out and repeated under controlled conditions in order to discover, demonstrate, or test a hypothesis; includes all components of the scientific method
What is an experiment?
200
A force is simply a push or a pull.
What is a force?
200
An electron is a stable elementary particle that is negatively charged and orbits the nucleus of an atom
What is an electron?
200
The act of making something more dense or compact
What is condensation?
200
A type of simple machine
What is pulley
200
A procedure that is carried out in order to observe a response caused by a stimulus; not a complete experiment
What is an investigation?
300
Gravity is the observed effect of the force of gravitation.
What is gravity?
300
An element is a substance that cannot be reduced to a simpler substance by chemical means
What is an element?
300
Energy
What is a source of usable power?
300
Having a definite shape and a definite volume
What is solid?
300
The scientific method
What is a plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information?
400
Speed is the amount of distance traveled divided by time taken.
What is speed?
400
A neutral
What is a particle, object, or system that lacks a net charge?
400
A form of energy resulting from the temperature difference between a system and its surroundings
What is heat
400
Vibration
What is a repetitive movement around an equilibrium point?
400
A system
What is a set of objects, organisms, or different parts acting to form a whole?
500
A wavelength is the distance between the crest of a wave.
What is a wavelength?
500
A neutron
What is a subatomic particle having zero charge, that is found in the nucleus of an atom?
500
Thermal energy
What is internal energy found by adding the kinetic energy of particles making up a substance?
500
A type of simple machine that consists of a rod driven through the center of a cylinder that is allowed to rotate freely, yielding a mechanical advantage equal to the cylinder’s diameter
What is a wheel and axle?
500
The event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment