1st SW

In the illustration, which is an example of a solid?

• the glass

• soda

• the bubbles

• none of the above

Tags

NGSS.5-PS1-3

NGSS.5-PS1-1

Which picture MOST LIKELY shows a solid?

• Picture A

• Picture B

• Picture C

• Picture D

What can you conclude about the ball in the picture?

• It is heavy.

• It will float in water.

• It is magnetic.

• It is changing from one state to another.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

You want to see if any f the objects contains iron. Which tool in the picture would you use?

• Picture A

• Picture B

• Picture C

• Picture D

Which item belongs in the liquid column in the table?

• coffee

• carbon dioxide

• wood

• soda

Tags

NGSS.MS-PS1-4

If you dissolve 20g of sugar in 100g water, what is the mass of the mixture?

• 100 g
• 120 g
• 150 g

Tags

NGSS.MS-PS1-5

Levi is wanting to light a bulb.  What does he need to get the bulb to light?

• A battery and a paper clip
• A battery and a wire
• A paper clip and a wire
• A switch and a wire

Tags

NGSS.4-PS3-2

Which of these objects is an insulator?

• Copper Wire
• Paper Clip
• Steel Pole
• Rubber Gloves

Tags

NGSS.5-PS1-3

A student made a mixture of equal parts salt and pepper. The salt grains were the same size as the pepper grains. What should the student do to most easily separate the pepper grains from the salt?

• Use a pair of tweezers to remove each grain of pepper

• Run a small magnet through the mixture to attract the pepper

• Put the mixture in water and filter the pepper out of the water

• Use a strainer with a fine wire screen to remove the pepper

Which substances, when mixed together, keep their physical properties?

• salt and water

• sugar and lemon juice

• salt and pepper