Semester CBA Test Corrections

Which of the following statements is true about gases?

• Gases do not have fixed shape

• Gas particles do not move much, but vibrate

• Gases have a fixed volume

• Unlike solids, gases can be compressed

Tags

NGSS.MS-PS1-4

Which of the following statements is true about liquids?

• Particles do not move around much, but vibrate

• Particles have a lot of free space and spread out

• Liquids have fixed shape & volume

• Particles are less closely packed than solids

Tags

NGSS.MS-PS3-1

Look at the picture. Which state of matter is in beaker C?

• Solid

• Liquid

• Gas

• Blue thingys

Tags

NGSS.MS-PS3-4

This is an example of a

• Solution

• Mixture

Tags

NGSS.MS-PS1-2

This is an example of a

• Solution

• Mixture

Sugar dissolved in water is an example of a

• Solution

• Mixture

A substance that has luster, is brittle, and can't conduct electricity would be known as?

• A metal
• A non metal
• A metalloid

Pure sodium has luster, bends easily, and conducts electricity.  Based off these properties, it would be classified as?

• A Metal
• A non metal
• A metalloid

A substance that has luster, is brittle, and can't conduct electricity would be known as?

• A metal
• A non metal
• A metalloid

Which of these statements is true?

• The nail is the most dense object in the bucket.

• The plastic cup is more dense than the steel spoon.

• The clay ball and the clay boat have the same density.

• The plastic duck is less dense than the water.