Answer:
Physical properties of mercury are described here.
Explanation:
Mercury is a metal. Mercury is the only metal which is liquid at room temperature. Mercury is shiny silver in liquid form. It has a melting point of -38.9 degree Celsius and a boiling point of 356.7 degree Celsius. The symbol of mercury is Hg and it has an atomic number, 80 and atomic weight of 200.59. Mercury is a poor conductor of heat and good conductor of electricity. Mercury is considered a heavy metal.
In this question, its liquid form, and the volume of the mercury grows as temperature rises, are the examples of physical properties of the mercury.
C. The number is even or less than 12
Explanation:
Number 2 can be selected randomly and According to option A the number selected should be greater than 2.
B option is saying that the number is not divisible by 5 but the sample set contains { 2,3,4,5,6,7,8,9,10} . 5 and 10 can be selected and they are divisible by 5.
According to C even number can be selected or the numbers that are lesser than 12. The word "or" should be note here . Any number even or odd may be selected but it will be lesser than 12 so this will be the correct option.
Every element of sample set is either prime or composite so the selected number can either be prime or composite
Square root of 9 is 3 and square root of 10 is greater than 3. Statement will not be correct if number 9 or number 10 got selected the
Answer: A higher dependency ratio is likely to reduce productivity growth. A growth in the non-productive population will diminish productive capacity and could lead to a lower long-run trend rate of economic growth.
The hurricane has winds of 200 km/h is not a true statement from the following statements which is given above.
Answer: Option D
<u>Explanation:</u>
Hurricane which are normally formed over the water has several categories and the hurricane of category 3 is a dangerous hurricane which is a bad storm and can damage well built houses.
This can also result in the uprooting of the trees and can also lead to the blocking of the roads and the wind in this category of hurricane varies from 178-208 km/h which can cause damage at a very high rate.
Lincoln's presidential election in 1860.
Hope this helps.
