« previous next »

Author Question: A piece of iron rests on top of a piece of wood floating in a bathtub. If the iron is removed from ... (Read 166 times)

maegan_martin

  • Hero Member
  • *****
  • Posts: 532
on: Jul 29, 2018
A piece of iron rests on top of a piece of wood floating in a bathtub. If the iron is removed from the wood, what happens to the water level in the tub?
 
  A)
 
  It goes up.
  B)
 
  It goes down.
  C)
 
  It does not change.
  D)
 
  cannot be determined from the information given

Question 2

Neptune has a radius of 2.48 107 m and an escape velocity of 23,300 m/s. What is the mass of Neptune? G = 6.67 x 10-11 Nm2/kg2.
 
  A)
 
  1.01  1026 kg
  B)
 
  2.02  1026 kg
  C)
 
  3.03  1026 kg
  D)
 
  4.04  1026 kg
  E)
 
  5.05  1026 kg


lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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.

iron iron
These tree-sitters are being forcibly removed. They were protesting the environmental damage that ... These tree-sitters are being forcibly removed. They were protesting the environmental damage that ...
A three-piece filler tube assembly. A three-piece filler tube assembly.
Breakfast cereals rich in iron, vitamin D and vitamin B-12 Breakfast cereals rich in iron, vitamin D and vitamin B-12
Plant foods such as grains and vegetables are the main sources of nonheme iron in your diet Plant foods such as grains and vegetables are the main sources of nonheme iron in your diet
Video: Non-polar compounds - insolubility

For a complete list of videos, visit our video library