Show:
Science Skills
Forces and Motion
Matter Matters
Energy Transformations
Science and the Environment
100
A process scientists use to find answers to questions about the world around us.
What is the scientific method.
100
A push or pull.
What is a force.
100
An chart that organizes all of the known elements by reactivity, chemical properties, and chemical properties.
What is the periodic table.
100
This is energy that is stored in objects that are not moving.
What is potential energy.
100
Petroleum, natural gas, and coal are all considered ___ ___.
What are fossil fuels.
200
The skill used to gather information using only your five senses.
What is observation.
200
A counterforce that always slows down an object.
What is friction.
200
The smallest part of an element consisting of protons, neutrons, and electrons.
What is an atom.
200
The kind of energy that moving objects contain.
What is kinetic energy.
200
An energy source that is replaced in a relatively short amount of time.
What is renewable energy.
300
Lilli said: "I believe the rope is made of nylon because the fibers are very smooth". The type of statement that Lilli made is ...
What is an inference.
300
200N of force is pushing toward the right on a box and 400N of force is pushing toward the left of the same box at the same time. The box will ...
What is move toward the left.
300
These two types of chemical reactions release or gain heat energy.
What are exothermic and endothermic reactions.
300
This energy transformation takes place when a flashlight is turned on. ______ to _____ & ____
What is chemical to radiant & thermal
300
This inexhaustible resource requires a dam or a source for running water.
What is hydropower.
400
The thing that is changed in an experiment is...
What is an independent variable.
400
This is being done when a force is placed on the object and the object moves in the same direction of the force.
What is work.
400
The nucleus of an atom consists of...
What are protons and neutrons.
400
The law of conservation of energy states...
What is energy cannot be created or destroyed, only transferred or transformed.
400
This resource is almost immediately available for use and will never be used up.
What is an inexhaustible resource.
500
The thing that is measured because of the change in an experiment (result/outcome) is ...
What is dependent variable.
500
Simple machines make work easier by...
What is changing the direction of the force applied.
500
The difference between the molecule arrangements in solids, liquids, and gases are..
Solids- molecules are tightly packed Liquids - molecules are close but more space in between Gases - molecules are very spaced out
500
A wind turbine is used to capture energy to power a home. The energy transformation that takes place is ___ to ___.
What is mechanical to electrical.
500
How are inexhaustible sources and renewable sources different?
Inexhaustible sources are always available for use and renewable sources need time to be replenished before using them again.