Final Review ACP

The image below is of a curling iron, which is used to style hair. It is very hot when plugged in for a while. If you want to protect your skin, you would need to pick it up on the plastic end. Which property of the plastic is important for it to be used on a curling iron?

• Insulates thermal energy

• Soluble in water

• Conducts electrical energy

• Emits magnetic energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

Which of the following best explains why orange juice is a liquid and not a solid?

• It has a bright color.

• You cannot weigh it on a scale.

• It takes the shape of its container.

• It has molecules more tightly packed than a solid.

Tags

NGSS.MS-PS1-4

Water in the gas state can be cooled into a liquid by which of the following?

• Freezing

• Boiling

• Melting

• Condensing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which statement is true about the device shown?

• The cell phone is using electrical energy to produce only light energy.

• The cell phone is using electrical energy to produce light, sound, and thermal energy.

• The cell phone is using light energy to produce electrical and sound energy.

• The cell phone is using light energy to produce mechanical, electrical, and thermal energy.

Which terms can be defined as "a combination of two or more substances"? Select TWO correct answers.

• Mixture

• Solution

• Matter

• Dissolve

• Insulate

Which of the following examples best demonstrates matter melting?

• Boiling water on the stove

• Placing juice in the refrigerator

• Leaving ice cream in the sun

• Cooling a bowl of soup that is too hot

Tags

NGSS.MS-PS1-4

How is the bat using sound energy?

• The bat is using sound energy to heat the butterfly.

• The bat is using sound energy to communicate with the butterfly.

• The bat is using sound energy to locate the butterfly.

• The bat is using sound energy to draw the butterfly closer to it.

Which ingredients dissolve when mixed with water?

• Chocolate powder mix and sugar

• Sugar and sliced almonds

• Chocolate powder mix and strawberries

• Sliced almonds and strawberries

Tags

NGSS.MS-PS1-2

What occurs with the physical properties of a spoonful of sugar when it is mixed with water? Select TWO correct answers.

• The sugar no longer tastes sweet.

• The sugar dissolves and can no longer be seen as a solid.

• The sugar evaporates into the water.

• The sugar particles get smaller in size.

• The physical properties of sugar do not change.

Tags

NGSS.MS-PS1-2

Which two objects in the data table could be identified as iron nail and sand? Select TWO correct answers.

• Object A

• Object B

• Object C

• Object D

• Object E