best energy saving tips

John saved $79. His sister saved $26 more than John. Which is the best estimate of the amount of money that John′s sister had saved? => $110 or $50 or $80 or $90..

Pyramid of Energy - "Pyramid of energy is a graphic representation of the amount of energy trapped per unit time and area in different trophic level of a food chain with producers forming the base and the top carnivores at the tip". Pyramid of Energy..

Geothermal Energy - Ever since the earth was formed, huge amount of heat energy has been stored in its molten core. Some of this heat is always flowing towards the surface. This heat is called Geothermal Energy. The hot interior of the earth heats up the layers of rock..

. f = e - E a / R T (22) The effect of this factor on k can be best explained with an example. Examples 13: The reaction of nitric oxide (NO) with chlorine (Cl 2 ) is believed to occur in a single step. The activation energy for the reaction is 8.5 x 10 4 J / mol. At 298 K the f..

Lydia had more than $105 in her savings account. She withdrew $68 from her savings account. Which of the following inequalities best suits the balance amount m , in her savings account? => m > 37 or m < 37 or m ≤ 37 or m ≥ 37..

In order to live and enable ourselves to do everyday work we need energy. The prosperity of a country depends upon the availability of energy. Huge amount of electrical energy is used to run the air conditioners, cold storage and other domestic appliances. A large shar..

>Change lifestyles to conserve energy.(e.g. more use of mass transport systems or more use of bicycles as opposed to individual cars, use of solar devices solar air conditioning solar cooking etc.) Energy saved is energy produce..

Choose the relation that best represents the graph. => You have $400, and plan to spend $50 every month. or You need $750 for a new Laptop, you have $400, and plan to save $100 every month for 7 months. or You have $400 and plan to spend $100 every month. or You need $750 for a ..

The table shows the data of a moving object with velocity ( v ) and kinetic energy (E). Choose the model and its equation whcih best fits the data? Velocity( v ) 0 4 8 12 16 20 Kinetic Energy(E) 0 96 384 864 1536 2400 => Quadratic; E = 10 v 2 or Quadratic; E = 6 v 2 or..

India produces only half of the national requirement of petroleum products and it imports the rest from other countries. Natural gas is the most popular petroleum product. During last two decades, the consumption of natural gas resources have increased tenfold. If we need to save fossil f..