Unit 1 Review

Density

100

If it Floats it is....?

FLLLLLLLOATS

(remember the L) 

Less Dense

LLLLLLLESS Dense

(remember the L)

200

If it sinks its....?

More Dense

300

Is Oil More or Less dense than water?

Less Dense because it floats on top of water

400

A Marble, A Bottle Cap, and A Pencil.

Which is the ONLY item that Sinks (more dense than water)`

Marble

500

If two objects are floating in the middle of water...what does that mean?

They have the same density

Solubility

100

What does Soluble mean?

it Dissolves

200

What is a ping pong ball made out of? And what does it do in water? Does it dissolve? What is its density?

Plastic, doesn't dissolve, floats

300

Does iron or any other metal dissolve in water?

No. They are insoluble. They do not dissolve

400

What does solvent mean?

What is making the other substance dissolve. Often times water

500

What does solute mean?

The substance that is getting dissolved

Matter/Physical State

100

I am tightly packed and have no space to move. I have definite shape and volume. I am a ...

Solid

200

I have a LITTLE bit of space to move around. I take the shape of my container. I am a...

Liquid

300

I am a gas. Tell me about my particles

Small particles that are hard to be seen!

400

Tell the teacher an example of an object that as small particles

Air in a balloon (teacher decides on other answers)

500

Does air have matter

Teacher explains

Physical properties

100

Do physical properties of kool aid powder change when i put it in water

Yes, it dissolves

200

Explain the difference between mass and matter

teacher explains

300

What happens to physical properties of salt or sugar in water?

texture and appearance changes. but it is still in the water

400

Get a marker, send a team member to draw and label a solution. USE OUR VOCABULARY WORDS

Teacher Checks

500

My bowl of M&Ms has many different colors. Is this a mixture or solution? Do physical properties change? What are the physical properties anyway?

PP are size, shape, color, texture and more.

They do not change because the bowl of M&Ms is a mixture. 

Conductivity/More

100

Metals are the _____  _________

best conductors

200

What does the word "Maintain" Mean?
DOUBLE POINTS!!!!

Keeps

300

Why do i need rubber or plastic around electrical wires

because it blocks electrical energy. they are insulators

400

What are iron fillings?

Teacher shows and explains if correct

500

The car is outside all day. The seatbelt buckle and the steering wheel are both SUPER HOT. Which is hotter and why? 

Buckle made of metal