We cannot see air pressure but we know it exists. This is because
it is measured on hygrometer
it is measured on thermometer.
it leads to skin diseases.
we feel it when air presses against us.
Although we cannot see air pressure, we know it exists because we feel it when air presses against us.
We are provided with the mass of universe i.e. 1055 but the question is how do we measured that because we know that its mucn of the space so how can we measure it?
Question 1
Which of the following statements is incorrect?
a) All living things require air to breathe
b) We can feel air but we cannot see it.
c) Moving air makes it possible to fly a kite.
d) Air is present everywhere but not in soil.
We cannot conveniently measure our body temperature using a laboratory thermometer mainly because it does not have a ___.