Freeze thaw Study guides, Revision notes & Summaries

ERSC 181 WEEK 8 Exam Questions and Answers 2023 – all Correct. The number one factor causing landslides is (are) _____.  A. precipitation  B. volcanic eruptions  C. earthquakes  D. glaciation  E. freeze-thaw cycles Question 4 of 50 2.0/ 2.0 Points Shield volcanoes consist of _________.  A. Mostly low viscosity basalt flows with a lower silica content.  B. A combination of granitic lava and pyroclastic material with some rhyolite.  C. Explosive pyroclastic mat...

A Food Worker at a bar was diagnosed with E. Coli and has not shown symptoms for a couple of days. What must her manager do? A) Restrict until Regulatory approval is obtained B) Exclude until Regulatory approbal is obtained C) Allow the worker to resume her normal duties D) Require her to wear single-used gloves at all times A) Restrict until Regulartory approval is obtained A large container of potato salad has been removed from cold holding at the correct temperature. How long can ...

AQA GCSE Geography Coasts Questions With Complete Solution How do different waves form? - CORRECT ANSWER Wind blowing over the sea. Friction with water surface causes ripples that develop into waves. The longer the fetch the more powerful the wave. What is the fetch? - CORRECT ANSWER The distance the wind blows across the water What is the swash? - CORRECT ANSWER The wave breaks onto the beach and moves up it What is the backwash? - CORRECT ANSWER ...

What are the dimensions of masonry units? Specified, actual, dimensional tolerance, nominal what is specified dimension? Ideal final dimension of brick as specified by architect. Will always be some variation What is actual dimension? Actual size of each individual brick what is dimensional tolerance? Difference between specified and actual dimension. Established by industry for each product what is nominal dimension? Includes specified dimension plus one mortar ...

Mortar Ingredients - Portland cement - Aggregate - Hydrated lime - Water sand purpose in mortar Sand provides the basic structural body of the hardened mortar Portland cement purpose in mortar Portland cement is the "glue" that binds the sand particles together Lime purpose in mortar improves the workability of mortar in its plastic state aggregate (sand) - Natural sand - Manufactured sand made from crushed stone, gravel, or furnace slag - A well-gra...

ICC Soils Exam Questions with Correct A The strength of a soil, or the ability to compact a soil into a suitable construction material will depend on? - Answer-Soil type Soil density The amount of water in the soil Types of soils - Answer-Gravel (mm to cm's in size) Sand (mm in size) Silt (fine particles with little cohesion) Clay (has cohesion, can stick together) Organic soils (peat, topsoil) Organic soils (O) - Answer-Have a large componet of dead or decaying plants, and are not us...

Arthrex Amnion Types -AM Thin (100-300 microns) derived frkm amnion membrane layer -AM Cord (800-1000 microns) derived from umblical cord, can hold stitch when hydrated (8x thicker than traditional amnion). -Amnion Viscous (Amniotic Fluid) How is Amnion matrix prepared? Processed via dehydration aseptically in class 100 clean rooms. Amnion Viscous -Store in freezer at -40 deg C (or cooler), can be kept at -20C temporarily for 6 months, after that must be kept at -40 Deg C. -2 year sh...

BIOL 2325L: FUNDAMENTALS OF MICROBIOLOGY LABORATORY| LAB REPORT 9| LATEST UPDATED 2024 SCORED A+ Lab 9 Report: Molecular Genetics: DNA Extraction via Freeze-Thaw Cell Lysis Introduction: DNA is a polymer. The monomer units of DNA are nucleotides, and the polymer is known as a "polynucleotide." Each nucleotide consists of a 5-carbon sugar (deoxyribose), a nitrogen containing base attached to the sugar, and a phosphate group (Leboffe and Pierce, 2012). There are four different types of nu...

The purpose of gravel on a built-up tar-and-gravel roof is __________. A. to prevent delamination of the plys B. to protect the membrane from ultraviolet rays C. to provide ballast to help hold down the roof membrane D. all of these reasons - Answer D. all of these reasons A roof that has a problem with ponding generally still has water on it at least ____ hours after it has rained. A. 12 B. 2 C. 24 D. 48 - Answer D. 48 The purpose of a cant strip is to __________. A. preven...

AHIT Home Inspection Exam Questions and Answers The purpose of gravel on a built-up tar-and-gravel roof is __________. A. to prevent delamination of the plys B. to protect the membrane from ultraviolet rays C. to provide ballast to help hold down the roof membrane D. all of these reasons -Correct Answer-D. all of these reasons A roof that has a problem with ponding generally still has water on it at least ____ hours after it has rained. A. 12 B. 2 C. 24 D. 48 -Correct Answer-D. 48 Th...