Mstep Science Review

What does it mean when a substance dissolves?

• To change from a solid to a liquid

• To change from a liquid to a gas

• To mix completely with another substance to make a solution

• To separate into individual components

What is the definition of heat according to the learning material?

• The process of heat changing an object from a solid to a liquid

• The smallest unit of a substance that still has all of its properties

• Energy that causes something to be warm

• How easily something dissolves in a liquid

Tags

NGSS.MS-PS3-4

What does 'Temperature' refer to in the document?

• The space an object takes up

• How hot or cold something is

• A substance that dissolves in liquid

• The liquid a solute dissolves into

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

According to the document, what are 'Solid Molecules'?

• Molecules that are spread apart and can move around freely

• Molecules that are close together, but can still move past each other

• Tightly packed Molecules that do not move around much

• The smallest unit of a substance that still has all of its properties

Tags

NGSS.MS-PS1-4

What is the process of 'Melting'?

• The process of heat leaving an object changing it from a liquid to a solid

• A change in which something new is created

• The process of heat changing an object from a solid to a liquid

• How easily something dissolves in a liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Define 'Freezing' as per the content of the document.

• The process of heat changing an object from a solid to a liquid

• The process of heat leaving an object changing it from a liquid to a solid

• A change in size, shape or state of matter with no new matter being made

• A change in which something new is created

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does 'Chemical change' mean in the learning material?

• A change in size, shape or state of matter with no new matter being made

• The space an object takes up

• How hard or soft an object is when squeezed

• A change in which something new is created

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the definition of 'Volume'?

• How hard or soft an object is when squeezed

• How easily something dissolves in a liquid

• The space an object takes up

• The liquid a solute dissolves into

How is 'Hardness' defined in the document?

• The space an object takes up

• How easily something dissolves in a liquid

• How hard or soft an object is when squeezed

• The liquid a solute dissolves into

Define 'Solute' as per the content of the document.

• The space an object takes up

• A substance that dissolves in liquid

• How easily something dissolves in a liquid

• The liquid a solute dissolves into