« previous next »

Author Question: In a police ballistics test, 2.00-g bullet traveling at 700 m/s suddenly hits and becomes embedded ... (Read 118 times)

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
on: Jul 29, 2018
In a police ballistics test, 2.00-g bullet traveling at 700 m/s suddenly hits and becomes embedded in a stationary 5.00-kg wood block. What is the speed of the block immediately after the bullet has stopped moving relative to the block?
 
  What will be an ideal response?

Question 2

A typical source of infrared radiation is
 
  A) magnetized particles vibrating in iron and certain other metals.
  B) charged particles moving within the nucleus.
  C) electrons moving along a metal antenna.
  D) thermal vibrations of molecules.
  E) electrons orbiting the nucleus in atoms.


ASDFGJLO

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 29, 2018
Answer to Question 1

0.280 m/s

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

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.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Iliopsoas Muscle Test Iliopsoas Muscle Test
Man undergoing a stress test on a treadmill while physician monitors his condition Man undergoing a stress test on a treadmill while physician monitors his condition
Patient having glaucoma test. Patient having glaucoma test.
Compression Test: The Hose Trick Compression Test: The Hose Trick
Biology Test Questions Biology Test Questions
Morgan’s test-cross analysis of genetic linkage between autosomal genes Morgan’s test-cross analysis of genetic linkage between autosomal genes
Video: Transcription—A molecular view

For a complete list of videos, visit our video library