The air resistance of falling is greatly affected by an object's frontal area and A) mass. B) ...

Author Question: The air resistance of falling is greatly affected by an object's frontal area and A) mass. B) ... (Read 68 times)

viki

Hero Member
Posts: 525

on: Jul 29, 2018

The air resistance of falling is greatly affected by an object's frontal area and

A) mass.
B) weight.
C) speed.

Question 2

When a 500-N parachutist opens his chute and experiences 800 N of air resistance, the net force on him is

A) 300 N downward.
B) 500 N downward.
C) 800 N downward.
D) 300 N upward.
E) 500 N upward.

okolip

Sr. Member
Posts: 362

Reply #1 on: Jul 29, 2018

Answer to Question 1

Answer: C

Answer to Question 2

Answer: D

Need homework help now?

Ask unlimited questions for free

Ask a Question

viki

Hero Member
Posts: 525

Reply #2 on: Jul 29, 2018

Thanks

okolip

Sr. Member
Posts: 362

Reply #3 on: Jul 29, 2018

Welcome

« previous next »

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.