« previous next »

Author Question: Natural gas floats on air. What does this tell us about its properties? A) It has a higher ... (Read 39 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 24, 2018
Natural gas floats on air. What does this tell us about its properties?
 
  A) It has a higher specific gravity than air. B) It has a higher density than air.
  C) It has a lower volume than air. D) It has a lower specific gravity than air.

Question 2

Why is safe driving a big part of HVACR job safety?
 
  A) You have to drive to get to work.
  B) There are not many other aspects of HVACR safety.
  C) Employers assume that safe drivers are smarter.
  D) Because many HVACR jobs involve driving to get to the job.


momolu

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Three principle forms of natural selection: (a) stabilizing selection, (b) directional selection, an Three principle forms of natural selection: (a) stabilizing selection, (b) directional selection, an
Wave Properties Wave Properties
Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ... Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ...
The demand for oil can be reduced significantly with the introduction of new higher vehicle mileage The demand for oil can be reduced significantly with the introduction of new higher vehicle mileage
Higher-Order Conditioning Higher-Order Conditioning
Chart showing average yearly dose of radiation from natural and human-made sources Chart showing average yearly dose of radiation from natural and human-made sources
Video: Introduction to Breast Cancer

For a complete list of videos, visit our video library