Question
1. If you have a piece of wood that has a mass of 15g, and with a volume of 20.0ml, what is the wood's density?
1. If you have a piece of wood that has a mass of 15g, and with a volume of 20.0ml, what is the wood's density?
| a. | 0.75 g/ml | |
| b. | 3.0 g/ml | |
| c. | 1.33 g/ml | |
| d. | 1.5 g/ml |
2. If a ball is 0.50 kg mass and it has a volume of 2.0 Liters (2.0 L), what is its density in kg/L?
| a. | 2.0 kg/L | |
| b. | 4.0 kg/L | |
| c. | 0.25 kg/L | |
| d. | 1.0 kg/L |
3. If a hockey puck has a mass of 1kg, and has a volume of 0.25 L, what is its weight density?
| a. | 2.5 N/L | |
| b. | 4 N/L | |
| c. | 40 N/L | |
| d. | 25 N/L |
4. If a person is 2m down from the surface in a pool or a lake, which one has more pressure?
| a. | Both have the same pressure | |
| b. | Not enough information to determine | |
| c. | The pool | |
| d. | The lake |
5. Using the liquid pressure definition, what is the pressure of water in a pool at 2 meters down from the surface in N/m2? (note: weight density of water is 10000N/m3)
| a. | 2000 N/m2 | |
| b. | 20000 N/m2 | |
| c. | 20 N/m2 | |
| d. | 200 N/m2 |
6. If a person stands with both feet on a scale with a weight of 900N, and the contact area of each foot is 0.9 square meters (m2), what is the pressure on the scale?
| a. | 500 N/m2 | |
| b. | 90 N/m2 | |
| c. | 810 N/m2 | |
| d. | 1000 N/m2 |
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Fundamentals Of Thermodynamics
Authors: Claus Borgnakke, Richard E. Sonntag
8th Edition
1118131991, 978-1118131992
