1. Differentiate virtual image and real image ?
2.
All the chemical equations must be balanced. Why ? Guess and write.
3.
Bee sting leaves a chemical substance that causes pain and irritation.
Name the chemical substance. How can we get relief from it?
4.
What are the precautions to be taken while diluting strong acid ?
Focal length of the concave mirror is 8 cm. The object is placed at
5.
16 cm infront of the mirror. Write the position of image and its nature.​

  the unit of the measure =

explanation:

  the property that is quantified by the energy needed per of material to raise the temperature by one.

  si unit of energy = joule (j)

  si unit of temperature = kelvin (k)

  si unit of mass of material = kilogram (kg)

the property that is quantified by the energy needed per of material to raise the temperature by one is called specific heat.

the unit of specific heat is

get the total number of pieces of fruit and divide it by 4 to get the average. the result is the answer to the problem. 14 total number of fruits and there are 4 members. 14 divided by 4 is equals to 3.5.