M-Step Science Practice

Measuring the average energy of motion of the particles in a substance is the same as measuring the substance's

• pressure.

• temperature.

• heat capacity.

• mass.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid?

• It will change into plasma.

• It will change into a solid.

• It will change into a gas.

• It will change into a semi-solid.

Tags

NGSS.MS-PS1-4

For a substance to transition from a liquid to a solid, what must be removed from it?

• particles

• gases

• heat

• cold air

Tags

NGSS.MS-PS1-4

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. If the can is warmed up on a hot plate,

• the atoms will vibrate less.

• the atoms will keep vibrating in the same way.

• the atoms will stop vibrating.

• the atoms will vibrate more.

Tags

NGSS.MS-PS1-4

What most likely caused the substance to be solid in the second picture?

• The thermometer changed the temperature of the substance.

• Heat was somehow removed from the substance.

• Heat was somehow added to the substance.

• The substance underwent a chemical reaction.

Tags

NGSS.MS-PS1-4

Sodium

• So

• Sd

• Na

• Nm

Chlorine

• C

• Ch

• Cl

• Ca

Potassium

• P

• Pa

• K

• Na

Calcium

• C

• Cl

• Ca

• Cu

Tags

NGSS.MS-PS1-1

Nickel

• N

• Ni

• Ne

• K