Year 7 Chemistry (Water)

An atom is made up

• little particles
• protons, neutrons and electrons
• protons, nucleus and electrodes
• positive, neutral and negative

The attraction forces between atoms are called

• particles
• joins
• shells
• bonds

Number 2 represents a ________

• solid
• liquid
• gas
• plasma

Tags

NGSS.MS-PS1-4

Particles in a _____________ are tightly packed together.

• solid

• liquid

• gas

As particles are exposed to warmer temperatures they __________

• speed up
• slow down
• stay the same
• vibrate

As particles are exposed to colder temperatures they _____

• speed up
• slow down
• stay the same
• become ions

What am I? I have a fixed mass, a fixed volume, I cannot be squashed and I have a shape that changes to fit the bottom of my container?

• solid

• liquid

• gas

Water is a universal solvent

• True
• False

Tags

NGSS.MS-PS1-2

A Compound that is being dissolved is called a

• Solution
• Solute
• Solvent
• Suspension

A solvent is...

• substance into which the solute dissolves
• a compound being dissolved
• a substance that does not dissolve
• None of the above