OpenSciEd 7.1 Lesson 1-3 CFU

Where are the ingredients that occur the most located on a Nutrition facts label?

• Closer to the top (at the beginning)

• Closer to the bottom (at the

  end)

• On the left side

• On the right side

What ingredient is found in each of the homemade bath bomb recipes?

• citric acid

• water

• olive oil

• baking soda

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happened when each bath bomb was placed in a closed bag one at a time and crushed?

• Nothing. No gas was produced.

• The bag inflated with air.

• A new liquid was produced.

• The bag floated up.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happened when the bath bomb ingredients were mixed one at a time with water?

• Nothing. No NEW gases were created.

• Bubbles were formed at the bottom of the container.

• The temperature of the mixture increased and began to boil.

• The water and ingredients disappeared.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Properties are:

• All listed on the periodic table of elements

• Characteristics of substances that don't change and are observable

• Elements that are flammable and less dense than air

• The way we measure the amount of gas in a system

If something is SOLUBLE in water that means:

• It floats

• It can NOT break down and dissolve when added to water

• It changes the color of the water

• It CAN break down and dissolve completely

If something is INSOLUBLE in water that means:

• It floats

• It can NOT break down and dissolve completely

• It changes the color of the water

• It CAN break down and dissolve completely

Which of the bath bomb ingredients below is INSOLUBLE in water?

• olive oil

• sugar

• baking soda

• Epsom salt

Which of the substances below has the EXACT SAME properties?

• None. They all have unique properties.

• sugar and table salt

• Epsom salt and table salt

• coconut oil and olive oil

A system that is not sealed so anything CAN enter or exit is a:

• Closed System

• Open System