Negative buoyancy Study guides, Class notes & Summaries

WX 201 Exam 2 with correct Answers What are constant pressure surfaces? Constant pressure at all points In regard to constant pressure surfaces, where do higher heights form? Over warm air In regard to constant pressure surfaces, what do high heights correspond to region wise? Regions of high pressure In regard to constant pressure surfaces, what will happen to the wind if the height gradient gets stronger? Wind will get stronger What height on the standard atmosphere re...

What will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: a. more than its own weight? b. less than its own weight? c. equal to its own weight? Correct Answer a. positive b. negative c. neutral How does the buoyancy of an object differ in fresh water compared to salt water. Correct Answer Because salt water weighs more than fresh water, it causes more buoyancy (more upward force) What is the relationship between increasing and decrea...

What will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: a. more than its own weight? b. less than its own weight? c. equal to its own weight? - Answer- a. positive b. negative c. neutral How does the buoyancy of an object differ in fresh water compared to salt water. - Answer- Because salt water weighs more than fresh water, it causes more buoyancy (more upward force) What is the relationship between increasing and decreasing depth...

What are the three basic parts of the PADI Open Water Diver course? What is the purpose of each part? - correct answer 1) Knowledge Development 2) Confined Water Dives 3) Open Water Dives As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as - correct answer 18m/60 ft max recreational depth limit is 40m/130 ft What is the relationship between my depth in w...

CDQC (Rob P Study Guide) Final Exam Questions & Answers 2024 What is the buoyancy of Aluminum twin 80's? - ANSWER-Filled 3.6 lbs. negative Empty 8.2 lbs. positive What is the buoyancy of steel twin 72's? - ANSWER-Filled 10.8 lbs. negative Empty neutrally bouyant How often must hydrostatic testing by cone on cylinders? - ANSWER-Every 5 years How often must VIP (visual inspection) of cylinders by done? - ANSWER-every year What are the fill rates for cylinders? in air and water...

PADI IDC Dive Theory - Physics Water absorbs more heat than air because... - correct answer it's denser. Conduction - correct answer Heat transmission via direct contact. Affects Divers the most. Convection - correct answer Heat transmission via fluids. Radiation - correct answer heat transmission via a source. Water has ___ more heat capacity than air. - correct answer 4x Light loss underwater comes from: - correct answer Diffusion, Reflection, and Absorption. Diffusion - co...

A pure culture A) is sterile. B) is a population of identical cells. C) is made of a precisely defined chemical medium. D) contains one microbial cell. Correct Answer B Microbial cells first evolved on Earth approximately ________ _______ years ago. A) 1.6 to 1.8 million B) 7.0 to 7.2 million C) 3.8 to 3.9 billion D) 10.5 to 11.5 billion E) None of the above Correct Answer C Predict how Pasteur's conclusions on spontaneous generation with swan flasks would have changed if he...

What does the acronym PACA mean, and stand for? - Answer- It represents the 4 steps in the decision-making process. The problem of the situation, the alternatives, the consequences of the alternatives, and the final action or decision What is the Q-1-2 system? - Answer- First asking a question, then a warning, then taking a break. (ask to leave the pool) What does the Q-1-2 system do for a lifeguard? - Answer- Helps become consistent and fair, reduces stress and emotion of enforcing the ru...

Scuba Diving Final Exam (Padi Open Water Diver) 2024 What will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: a. more than its own weight? b. less than its own weight? c. equal to its own weight? - CORRECT ANSWER-a. positive b. negative c. neutral How does the buoyancy of an object differ in fresh water compared to salt water. - CORRECT ANSWER-Because salt water weighs more than fresh water, it causes more buoyancy (more upward f...

Scuba Diving Final Exam (Padi Open Water Diver) 2024 What will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: a. more than its own weight? b. less than its own weight? c. equal to its own weight? - CORRECT ANSWER-a. positive b. negative c. neutral How does the buoyancy of an object differ in fresh water compared to salt water. - CORRECT ANSWER-Because salt water weighs more than fresh water, it causes more buoyancy (more upward f...