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

Author Question: A convex mirror with a focal length of -20 cm forms an image 12 cm behind the surface. If the object ... (Read 90 times)

storky111

  • Hero Member
  • *****
  • Posts: 561
on: Jul 28, 2018
A convex mirror with a focal length of -20 cm forms an image 12 cm behind the surface. If the object height is 1.2 cm what is the image height?
 a. 0.30 cm
  c. 0.94 cm
  b. 0.48 cm
  d. 3.0 cm

Question 2

In winter, light-colored clothes will keep you warmer than dark-colored clothes if:
 a. you are warmer than your surroundings.
  b. you are at the same temperature as your surroundings.
  c. you are cooler than your surroundings.
  d. you are standing in sunlight.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JaynaD87

  • Sr. Member
  • ****
  • Posts: 368
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


storky111

  • Member
  • Posts: 561
Reply 2 on: Jul 28, 2018
Wow, this really help

patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Mirror Box Therapy Compared to Mental Visualization and a Control Condition Mirror Box Therapy Compared to Mental Visualization and a Control Condition
Spot the hidden object Spot the hidden object
The metric system specifies fasteners by diameter, length, and pitch. The metric system specifies fasteners by diameter, length, and pitch.
An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ... An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ...
One surface barrier to infection One surface barrier to infection
Video: Simple Diffusion - Ion transport

For a complete list of videos, visit our video library