This topic contains a solution. Click here to go to the answer

Author Question: The waves of an earthquake are detected by an instrument called a a. seismometer. b. seismogram. ... (Read 65 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
The waves of an earthquake are detected by an instrument called a
 a. seismometer.
  b. seismogram.
  c. seismograph.
  d. seismoscope.

Question 2

Which of the following polyatomic ions has a single minus charge?
 a. Acetate
  b. Sulfate
  c. Phosphate
  d. Ammonium



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pikon

  • Sr. Member
  • ****
  • Posts: 361
Answer to Question 1

c

Answer to Question 2

a




nevelica

  • Member
  • Posts: 563
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


cici

  • Member
  • Posts: 325
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

For a complete list of videos, visit our video library