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

Author Question: A quantity that has both a magnitude and direction associated with it is called a __________. Fill ... (Read 92 times)

jerry coleman

  • Hero Member
  • *****
  • Posts: 570
A quantity that has both a magnitude and direction associated with it is called a __________.
 Fill in the blank(s) with correct word

Question 2

Why does the electric force dominate at the atomic scale while the gravitational force dominates on the large scale that includes the solar system and beyond?
 a. Atoms have no net charge, making electrical forces within atoms negligible.
  b. There is no gravitational force within atoms, because the law of gravitation applies only to large objects.
  c. Atomic particles have too little mass for gravitational attraction to compete with electric forces.
  d. At large distances, individual charges have essentially no effect since, overall, atoms are electrically neutral.
  e. Both c. and d.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

vector

Answer to Question 2

e





 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library