Matter

暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。

卡片总数: 24 张•内容版本: v4•公开卡包•更新时间: 8/1/2026

卡片预览 (24 张)

正面 (问题)

As temperature increases

背面 (解答)

Move further apart - expand Move faster Attractive forces become weaker

正面 (问题)

As temperature decreases

背面 (解答)

Move slower Move closer together Attractive forces get stronger

正面 (问题)

Solid - liquid

背面 (解答)

Heating

正面 (问题)

Liquid - solid

背面 (解答)

Freezing

正面 (问题)

Liquid - gas

背面 (解答)

Evaporation

正面 (问题)

Gas - liquid

背面 (解答)

Condensation

正面 (问题)

Manipulated variable

背面 (解答)

One thing to change - what were testing

正面 (问题)

Controlled variable

背面 (解答)

Things that need to stay the same so it’s fair

正面 (问题)

Responding variable

背面 (解答)

What I measure as a result of the experiment

#10

正面 (问题)

Tare your scale

背面 (解答)

Press a button to set the scale to zero - use it with a container

#11

正面 (问题)

Expansion

背面 (解答)

Particles move further away - liquid goes up

#12

正面 (问题)

Contraction

背面 (解答)

Particles move closer together - liquid goes down

#13

正面 (问题)

Melting/freezing point

背面 (解答)

0°c

#14

正面 (问题)

Boiling point

背面 (解答)

100°c

#15

正面 (问题)

Safety practices for measuring temperature/measurement tools

背面 (解答)

Wear gloves and heat protection Ask an adult for help Dont put on the edge of desk Put away carefully and wait for it to cool down

#16

正面 (问题)

Density

背面 (解答)

Compare mass and volume (how many particles in space)

#17

正面 (问题)

Expansion 2

背面 (解答)

Volume increases because of heating

#18

正面 (问题)

Contraction 2

背面 (解答)

Volume decreases because of cooling

#19

正面 (问题)

Most materials____when heated

背面 (解答)

Expand

#20

正面 (问题)

Most materials____when cooled

背面 (解答)

Contract

#21

正面 (问题)

Water is different. Water____when it freezes

背面 (解答)

Expands

#22

正面 (问题)

This makes water____in solid form than in liquid form

背面 (解答)

Less dense

#23

正面 (问题)

And object that is less dense____

背面 (解答)

Floats

#24

正面 (问题)

And object that is more dense____

背面 (解答)

Sinks