Matter Mysteries Hotline DQ 1 & 2

This substance dissolves in water, doesn't change when mixed with vinegar, and doesn't change when heated.​ (a)  

• salt
• sugar
• cornstarch
• baking soda

Tags

NGSS.MS-PS1-2

This substance dissolves in water, melts, bubbles, turns brown and hardens when heated.​ (a)  

• sugar
• baking soda
• cornstarch
• salt

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

This substance thickens when mixed with vinegar​ and turns into a substance that's like a solid and liquid when mixed with water. ​ (a)  

• cornstarch
• baking soda
• sugar
• salt

Tags

NGSS.MS-PS1-2

This substance caramelizes when heated.

• salt

• sugar

• baking soda

• cornstarch

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

This substance bubbles an fizzes when added to vinegar, gets sticky and turns milky in water, and doesn't change when heated. ​ (a)  

• baking soda
• sugar
• cornstarch
• salt

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Match the following words to their meanings.

• a liquid mixture in which a substance is evenly distributed within the liquid

• data

• to make a solution of a liquid and a solid

• fair test

• a test which controls all but one variable when attempting to answer a scientific question

• property

• any attribute or characteristic of a substance

• solution

• facts and statistics collected together for reference or analysis

• dissolve

This substance bubbles and fizzes when it is mixed with vinegar.

• salt

• sugar

• cornstarch

• baking soda

Tags

NGSS.MS-PS1-2

Which substance turned a purple/black color when mixed with iodine?

• salt

• sugar

• cornstarch

• baking soda

Tags

NGSS.MS-PS1-2