electricity costs 10p per kWh. At the start of the last month, Electricity meter reading was 5000 kWh, at the end of the month it was 5200 kWh, calculate the cost of the electricity bill last month.

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

If a star is moving toward earth, it is

Global climatic patterns are changing because of the melting of polar ice caps. the melting of polar ice caps is an example of the interaction between the atmosphere and cryosphere cryosphere and geosphere hydrosphere and geosphere biosphere and cryosphere