Question

measuring volume
8.
9.
10.

1. what is the volume of the rock?
2. why do some graduated cylinders have a plastic ring around it?

measuring temperature

1. what are the units of measure that will be used to measure temperature in the lab?
2. why do you need to be careful not to let the bulb of the thermometer touch the bottom or sides of the container?

Explanation:

Step1: Identify initial and final volumes

Initial volume of water in the cylinder is 110 mL. Final volume of water with rock in the cylinder is 130 mL.

Step2: Calculate volume of rock

Volume of rock = Final volume - Initial volume = 130 - 110 = 20 mL

Answer:

20 mL