Conservation of Matter and Balancing Equations Quiz

What is the main concept demonstrated by sorting beads by color and shape?

• The creation of new matter

• The destruction of matter

• The conservation of matter

• The transformation of matter

In the bead activity, what remains unchanged before and after sorting?

• The number of each color and shape combination

• The color of the beads

• The shape of the beads

• The size of the beads

What do the poker chips represent in the balancing equations activity?

• Different types of molecules

• Different types of atoms

• Different types of reactions

• Different types of solutions

How do students ensure the equation is balanced in the poker chip activity?

• By adding more chips randomly

• By ensuring equal numbers of each type of atom on both sides

• By changing the color of the chips

• By removing chips from one side

What does the glow stick activity demonstrate about mass?

• Mass decreases after a reaction

• Mass remains constant in a closed system

• Mass is irrelevant in chemical reactions

• Mass increases after a reaction

In the PhET simulation, what indicates that the equation is balanced?

• A sad face

• A happy face

• A red light

• A green light

What is the purpose of the PhET simulation activity?

• To create new chemical reactions

• To destroy chemical compounds

• To measure the speed of reactions

• To practice balancing chemical equations

What does the Sim Pop simulation help students practice?

• Balancing chemical equations

• Destroying compounds

• Creating new elements

• Measuring reaction time

In the Sim Pop simulation, what must be equal on both sides of the equation?

• The number of molecules

• The number of atoms

• The number of compounds

• The number of reactions

What is the key learning outcome of the Sim Pop simulation?

• Understanding the transformation of matter

• Understanding the conservation of matter

• Understanding the destruction of matter

• Understanding the creation of matter