Author Question: Under what conditions is an object weightless? What will be an ideal ... (Read 39 times)

aabwk4

  • Hero Member
  • *****
  • Posts: 593
Under what conditions is an object weightless?
 
  What will be an ideal response?

Question 2

Suppose that, as you sit in your classroom, you see two balls fall to the floor and hit at exactly the same time.
 
  According to the theory of relativity, other people sitting in the classroom with you will not agree that the balls hit the floor at the same time. Indicate whether the statement is true or false



nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

whenever it is in free-fall

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library