What's the Matter
Motion
Hodge Podge
People
Yesterday's Questions that were challenging
100

This causes the attractive forces between particles in matter?  

What is the opposite charges of protons and electrons

100

Every action has an equal, opposite reaction

What is Newton's Third Law of Motion?

100

This property of electromagnetic waves must go down as the frequency goes up

What is wavelength?

100

This is held constant when a gas obey's Boyle's law?

What is temperature?

100

This is known as total length of your path

What is distance?

200

The device called that regulates the temperature of a system.

What is a thermostat?

200

During positive acceleration, the speed of an object changes in that it will

What is increase

200

 An example of Newton's First Law of Motion

What is a ball continuing to roll down a hill?

200

This scientist’s first law of motion says that an object at rest stays at rest and an object in motion stays in motion unless acted on by an outside force.

Who is Newton

200

When heating a substance to its boiling point, the bubbles show that a liquid is changing to a

What is a gas?

300

This opposes the motion of an object?

What is friction?

300

An object in motion stays in motion and an object at rest stays at rest unless acted upon by another force

What is Newton's First Law of Motion?

300

 An example of Newton's Third Law of Motion

What is pushing a rock with your hand?

300

He was the scientist who studied light and sound as waves and helped develop the wave theory of light.

Who is Thomas Young?

300

It is a physical change during a wildfire?

What is it when trees are heated, causing the water inside them to evaporate.

400

This device converts electric energy into thermal energy.

What is a toaster?

400

To change the motion of two objects of different mass, more force must be applied to the more massive object

What is Newton's Second Law of Motion?

400

This is another sign that a marshmallow is undergoing a chemical change when it is toasted?

What is it when the marshmallow changes in texture and flavor, forming new substances due to chemical reactions?

400

Solar energy, hydroelectric energy, fossil fuels, wind energy, nuclear energy

What are the energy sources studied this year?

400

This machine converts thermal energy into mechanical energy.  

What is a steam engine?

500

This is an example of a physical change?

What is it when one dissolves sugar in water, where the sugar can be recovered.

500

The starting point you use to describe the motion or the position of an object.

What is a reference point?

500

An example of Newton's Second Law of Motion

What is a game of tug of war?

500

The crest and trough

What are the parts of the wave?

500

It uses thermal energy to detect temperature changes, mechanical energy to move a switch, and electrical energy to turn heating or cooling systems on or off.

How does a thermostat use electrical, mechanical, and thermal energy to control temperature?