Matter

At which temperature does water freeze?

• 0 degrees Celsius
• 32 degrees Celsius
• 100 degrees Celsius
• 212 degrees Celsius

Tags

NGSS.MS-PS3-4

At what temperature does water begin to boil?

• 0 degrees Celsius
• 32 degrees Celsius
• 100 degrees Celsius
• 212 degrees Celsius

How would you know that two atoms are the same element?

• They have the same number of electrons.
• They have the same number of neutrons.
• They are the same shape.
• They have the same number of protons.

What is the smallest particle of an element that still exhibits all the properties of that element?

• electron
• atom
• molecule
• proton

In order to determine if two atoms are copper atoms, what must be the same for each?

• the number of electrons
• the number of protons
• the charge of the atom
• the size of the atom

Tags

NGSS.HS-PS1-7

The metal lid on a glass jar is hard to open, so it is held under warm, running water.  What causes the jar to open easily after it was held under the water?

• The water increased the pressure under the lid.
• The jar shrunk with the warm water.
• The water acted as a lubricant between the glass and the metal.
• The metal lid expanded under the warm water.

Tags

NGSS.MS-PS1-4

A student put 200 milliliters of water on a stove to boil.  When the pot is taken off the burner, it contains only 180 milliliters of water.  What happened to the rest of the water?

• It was used up.
• It was condensed.
• It was absorbed by the heat.
• It turned into water vapor.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What are the three common states of matter?

• liquid   gas  vapor
• gas   liquid  fluid
• solid   gas  liquid
• solid  vapor  liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which action could change the melting point of ice?

• heating the water before it is frozen
• adding salt to the water before it is frozen
• changing the amount of water to be frozen
• changing the container for the water to be frozen in

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

Which types of particles have the least amount of kinetic energy?

• ice particles
• air particles
• skin particles
• liquid water particles

Tags

NGSS.MS-PS1-4