Material World

The graph shows a cooling curve for an unknown substance.  What is happening during segment DE?

• boiling

• condensation

• freezing

• melting

Tags

NGSS.MS-PS1-4

Is the substance gaining or losing energy?

• Gaining

• Losing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What state/phase is the object likely from points A to B?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is happening to the particles in the substance between points D and E?

• Melting

• Freezing

• Vaporizing

• Sublimating

Tags

NGSS.MS-PS1-4

Is the substance gaining or losing energy?

• Gaining

• Losing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

_________________________ is a measure of the agitation (movement) of the particles in a material.

• thermal

• friction

• temperature

• expansion

Tags

NGSS.MS-PS1-4

An increase in the volume of a substance when the temperature increases is called ___________________________________.

• kinetic energy

• thermal expansion

• temperature

• heat

Tags

NGSS.MS-PS1-4

Dixon wants to measure how much mass her science book has.  Which tool does she need to use?

• a balance scale

• a graduated cylinder

• a ruler

• a chronometer

Mass is expressed in what type of units?

• meters and kilometers

• grams and kilograms

• liters and milliliters

• ounces and pounds

What is mass?

• the force of an object caused by gravity

• the amount of space something takes up

• the amount of matter in an object

• how fast something is moving