Unit 1 Assessment-Matter

Which of these items has the highest density?

• Water

• Sand

• Oil

Tags

NGSS.MS-PS1-2

Which sentences explain the image? Choose ALL that apply.

• Density can be described based on an object’s ability to float or sink in water.

• The oil floats on water because it is less dense than water.

• The sand sinks in water because it is less dense than water.

A student is walking through a garden and observes different items in the environment. He creates this list of items he observes:

I. Flowers

2. Rain falling on flowers

3. Warm spring air

4. Wax in a beehive

5. Honey in a beehive

Which items on the list are solids?

• A. Flowers and rain falling on flowers

• B. Flowers and wax in a beehive

• C. rain falling on flowers, warm spring air, honey in a beehive

• D. Flowers, wax in a beehive, honey in a beehive

Look at the image. Every student makes a prediction about which items the magnet will attract. Which student is most likely correct?

• Ben predicts the nails, the coins, and the glass.

• Rosalia predicts the pins, the nails, and the wood board.

• Allie predicts the pins and the coins.

• Kev predicts the pins and the nails.

Tags

NGSS.MS-PS2-3

Cara is doing an observation involving water and temperature. Pick the temperature that best finishes her report. When I got up this morning, I noticed the water on the frozen pond was solid. I checked the Celsius thermometer and saw the air temperature was ______.

• 15°C

• 7°C

• 0°C

• 33°C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Look at the image of a cold day by a lake. Aleena wants to investigate the state of matter of water in the snow, in the lake, and in the air. She makes the following three diagrams. Where should each diagram be placed?

• Diagram 1 in the snow; Diagram 2 in the lake; Diagram 3 in the air

• Diagram 1 in the lake; Diagram 2 in the snow; Diagram 3 in the air

• Diagram 1 in the air; Diagram 2 in the snow; Diagram 3 in the lake

• Diagram 1 in the lake; Diagram 2 in the air; Diagram 3 in the snow

Tags

NGSS.MS-PS1-4

Which of these sentences describes the difference between a high-density substance and a low-density substance?

• A high-density substance floats in water, but a low-density substance sinks.

• A high-density substance sinks in water, but a low-density substance floats.

• A high-density substance always sinks because it has less mass, but a low-density substance floats because it has more mass.

Students are exploring common substances using physical properties. Based on their data, which one could be an iron nail?

• Object A

• Object B

• Object C

• Object D

The particles in a ​ (a)   are separated and have a definite volume. The particles in a ​​ (b)   are separated and have an indefinite volume. The particles in a ​ (c)   are tightly packed and have a definite shape.

• solid
• liquid
• gas

Tags

NGSS.MS-PS1-4

Volume is how much matter is in an object.

• True

• False