This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A straw is used for a pea shooter. When you blow through the straw the speed of the emerging pea ... (Read 159 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
on: Jul 29, 2018
A straw is used for a pea shooter. When you blow through the straw the speed of the emerging pea will be greater if the straw is
 
  A) cut in half.
  B) full length.
  C) either cut in half or full length.

Question 2

Human reaction time is usually greater than 0.10 s. If your friend holds a ruler between your fingers and releases it without warning, how far can you expect the ruler to fall before you catch it, assuming that air has no effect on the ruler?
 
  A) At least 3.0 cm
  B) At least 4.9 cm
  C) At least 6.8 cm
  D) At least 9.8 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dunkey

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

B


Ebrown

  • Member
  • Posts: 567
Reply 2 on: Jul 29, 2018
:D TYSM

kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Marijuana Use and Binge Drinking in Emerging Adulthood Rates of most kinds of substance use peak in Marijuana Use and Binge Drinking in Emerging Adulthood Rates of most kinds of substance use peak in
A dead-blow hammer that was left outside in freezing weather. The plastic covering was damaged, ... A dead-blow hammer that was left outside in freezing weather. The plastic covering was damaged, ...
A secondary waveform of a Ford 4.6 liter V-8, showing three sparks occurring at idle speed. A secondary waveform of a Ford 4.6 liter V-8, showing three sparks occurring at idle speed.
All fuel injectors should make the same sound with the engine running at idle speed. A lack of sound ... All fuel injectors should make the same sound with the engine running at idle speed. A lack of sound ...
If the particle moves in a circle of radius 0.15 m at a speed of 3.0 m/s, what is the magnitude ... If the particle moves in a circle of radius 0.15 m at a speed of 3.0 m/s, what is the magnitude ...
A 1000-kg car is slowly picking up speed as it goes around a horizontal unbanked curve whose ... A 1000-kg car is slowly picking up speed as it goes around a horizontal unbanked curve whose ...
Video: Cardiac Cycle (Part 1 of 4)

For a complete list of videos, visit our video library