Podcast
Questions and Answers
According to the Particle Theory of Matter, what makes up all matter?
According to the Particle Theory of Matter, what makes up all matter?
- Electrons and protons
- Cells and organisms
- Atoms and molecules (correct)
- Particles of different sizes
What distinguishes particles of a pure substance from those of another pure substance?
What distinguishes particles of a pure substance from those of another pure substance?
- Their shape
- Their identity (correct)
- Their size
- Their color
How are the forces of attraction between particles affected?
How are the forces of attraction between particles affected?
- They increase as particles get closer together (correct)
- They decrease as particles move faster
- They become repulsive when particles collide
- They remain constant regardless of distance
What is the main reason science uses models to explain behavior of matter?
What is the main reason science uses models to explain behavior of matter?
Why is it important to understand that all particles are always moving?
Why is it important to understand that all particles are always moving?