Show:
Force and Motion
Weather and the Atmosphere
Air Quality
Energy
Simple Machines
100
This is Newton
What is a unit of measure that equals the force required to accelerate 1 kilogram mass at 1 meter per second?
100
This is ozone layer
What is the layer of the atmosphere the contains a higher concentration of the ozone than the rest of atmosphere?
100
This is pollen
What is tiny particles (male gametophytes)produced by seed plants that contain the cells that later become sperm cells?
100
This is heat
What is the transfer of thermal energy from one object to another because of a difference in temperature?
100
This is inclined plane
What is a simple machine that is a flat, sloped surface?
200
This is slope
What is the steepness of a line on a graph, equal to its vertical change divided by its horizontal change?
200
This is stratus
What is clouds that form in flat layers and often cover much of the sky?
200
This is global
What is pertaining to the whole world; worldwide; universal?
200
This is kinetic energy
What is energy in motion?
200
This is screw
What is simple machine that is an inclined plane wrapped around a central cylinder to form a spiral?
300
This is average speed
What is the overall rate of speed at which an object moves; calculated by dividing the distance an object travels by the total time?
300
This is stationary front
What is a front between warm and cold air masses that is moving very slowly or not at all?
300
This is pollution
What is the contamination of Earth's land, water, or soil?
300
This is joules
What is a unit of work equal to one newton-meter
300
This is wheel and axle
What is a simple machine that consists of two attached a circular or cylindrical objects that rotate about a common axis, each one with a different radius?
400
This is Newton Second Law of Motion
What is acceleration of an object as produced by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object?
400
This is sling psychrometer
What is a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air?
400
This is fossil fuels
What is any combustible organic material, as oil, coal, or natural gas, derived from the remains of former life?
400
This is mechanical energy
What is is the sum of potential energy and kinetic energy?
400
This is output force
What is the force exerted on an object by a machine?
500
This is International System of Units (SI)
What is a system of measurement based on multiples of ten and on established measure of mass, length, and time?
500
This is latitude
What is the distance in degrees north or north or south of the equator?
500
This is pollants
What is harmful substances in the air, water, or soil?
500
This is solar energy
What is radiant energy emitted by the sun?
500
This is fulcrum
What is the fixed point around which a lever pivots?