the force that attracts a body toward the center of the earth, or toward any other physical body having mass. For most purposes Newton's laws of gravity apply, with minor modifications to take the general theory of relativity into account.
What is gravity
100
a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
What is neutron
100
the quality of being hot; high temperature.
What is Heat
100
A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure. As such
What is liquid
100
a letter used in a equation
What is Variable
200
the rate at which someone or something is able to move or operate.
What is speed
200
a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
What is Atom
200
the strength and vitality required for sustained physical or mental activity.
What is Energy
200
firm and stable in shape; not liquid or fluid.
What is Solid
200
a method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.
What is Scientific method
300
a push or pull
What is force
300
a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.
What is Proton
300
the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization.
What is Radiation
300
an airlike fluid substance which expands freely to fill any space available, irrespective of its quantity.
What is gas
300
the action of investigating something or someone; formal or systematic examination or research.
What is Investigation
400
all forces acting on a object
What is inertia
400
Belonging to neither kind; not one thing or the other; indifferent. Of or relating to a solution or compound that is neither acidic nor alkaline. Of or relating to a compound that does not ionize in solution. Of or relating to a particle, an object, or a system that has a net electric charge of zero.
What is Neutral
400
Thermal energy is the energy that comes from heat
What is thermal energy
400
a 3d shape that reflects light
What is Prism
400
a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
What is expirement
500
vehicle's capacity to gain speed within a short time
What is Acceleration
500
a part or aspect of something abstract, especially one that is essential or characteristic.
What is element
500
when you pass energy to another object
What is Energy transfer
500
a piece of wood, metal, or some other material having one thick end and tapering to a thin edge, that is driven between two objects or parts of an object to secure or separate them.
What is Wedge
500
a variable (often denoted by x ) whose variation does not depend on that of another.