This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The planetary model of the atom is a more detailed, or sophisticated, model than the simpler Greek ... (Read 285 times)

sjones

  • Hero Member
  • *****
  • Posts: 520
on: Jul 29, 2018
The planetary model of the atom is a more detailed, or sophisticated, model than the simpler Greek model of the atom. The planetary model is useful because, unlike the Greek model, it can explain
 
  A) the differences between the three states of matter.
  B) electrical phenomena such as electric current.
  C) the microscopic meaning of thermal energy.
  D) certain subtle quantum effects.
  E) gas pressure, including air pressure.

Question 2

Find the orbital speed of an ice cube in the rings of Saturn. The mass of Saturn is 5.68 x 1026 kg, and use an orbital radius of 1.00 x 105 km. (G = 6.67  10-11 N  m2/kg2 )
 
  A) 19.5 km/s
  B) 27.5 km/s
  C) 13.8 km/s
  D) 9.40 km/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ecabral0

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

A


sjones

  • Member
  • Posts: 520
Reply 2 on: Jul 29, 2018
Wow, this really help

raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

3D DNA Model 3D DNA Model
A detailed look at the steps of the citric acid cycle A detailed look at the steps of the citric acid cycle
Model for cleavage and polyadenylation of pre-mRNAs in mammalian cells Model for cleavage and polyadenylation of pre-mRNAs in mammalian cells
Induced-fit model of enzyme activity. Induced-fit model of enzyme activity.
Model of GAL1 and GAL10 transcriptional activation Model of GAL1 and GAL10 transcriptional activation
Model for ecosystems on land Model for ecosystems on land
Video: Kidney Stones

For a complete list of videos, visit our video library