Pre-Lab Assessment

1. A cup of hot coffee is placed on a table in a cool room. What will most likely happen after several hours?

The coffee becomes hotter. The coffee remains the same temperature. The coffee cools until it is close to room temperature. The room cools to match the coffee.

2. Two rooms are connected by a door.

One room contains a strong perfume scent. The other does not. After the door is opened and enough time passes, what would you expect to observe?

The perfume remains only in the first room. The perfume moves entirely into the second room. The scent becomes distributed throughout both rooms. The scent disappears completely.

3. A container is divided into two sections. Red particles occupy the left side and blue particles occupy the right side.

If the divider is removed, what do you predict will happen?

The particles will remain separated. The particles will mix together. All particles will move to one side. The particles will stop moving.

4. Which arrangement appears more organized?

🟥🟥🟥🟥🟥🟥🟥🟥

🟦🟦🟦🟦🟦🟦🟦🟦

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🟥🟦🟥🟦🟦🟥🟦🟥

🟦🟥🟦🟥🟥🟦🟥🟦

A B They are equally organized. They are equally disorganized.

5. True or false: A process that occurs naturally can always be easily reversed.

True False