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

Author Question: If you lift a 15-N weight vertically 30 m above the ground, you are a. doing work against gravity. ... (Read 104 times)

Pineappleeh

  • Hero Member
  • *****
  • Posts: 585
If you lift a 15-N weight vertically 30 m above the ground, you are
 a. doing work against gravity.
  b. doing work against friction.
  c. doing work against inertia.
  d. doing none of these.

Question 2

Which of the following compounds has two hydroxyl groups?
 a. Ethylene glycol
  b. Ethanol
  c. Glycerol
  d. Cholesterol



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Expo

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

a

Answer to Question 2

a





 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

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

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library