« previous next »

Author Question: What terms refer to a vertical column in the periodic table of elements? A) group or family B) ... (Read 192 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
on: Aug 27, 2018
What terms refer to a vertical column in the periodic table of elements?
 
  A) group or family
  B) group or series
  C) period or family
  D) period or series
  E) none of the above

Question 2

Which of the following is a basic step in the scientific method?
 
  A) perform an experiment and collect data
  B) analyze experimental data and propose a hypothesis
  C) test a hypothesis and state a theory or law
  D) all of the above
  E) none of the above


tuwy

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

bobbysung

  • Hero Member
  • *****
  • Posts: 519
Reply #2 on: Aug 27, 2018
TY


tuwy

  • Sr. Member
  • ****
  • Posts: 336
Reply #3 on: Aug 27, 2018
You're welcome


« previous next »
 

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Trapdoor spider (family: Ctenizidae), an ambush predator. Trapdoor spider (family: Ctenizidae), an ambush predator.
Latest Periodic Table Latest Periodic Table
How to divide imaginary terms and complex numbers How to divide imaginary terms and complex numbers
Visual Elements of Pictorial Expression: A. Carpet Page from the Lindisfarne Gospels Visual Elements of Pictorial Expression: A. Carpet Page from the Lindisfarne Gospels
A square matrix P is called a permutation matrix if each row and column of P contains exactly ... A square matrix P is called a permutation matrix if each row and column of P contains exactly ...
Detection of 3020insC in CARD15 in a family with Crohn’s disease Detection of 3020insC in CARD15 in a family with Crohn’s disease
Video: Griffith's experiments

For a complete list of videos, visit our video library