Pressure is a way of measuring how much force is acting over an area. A strong push on a small area creates high pressure, ... exerts enough pressure to make ...
29/08/2010· rising warm air is less dense and exerts low pressure. sinking cold air is more dense and exerts high pressure. as the result of the difference in air pressure between two places wind is formed.
29/08/2010· rising warm air is less dense and exerts low pressure. sinking cold air is more dense and exerts high pressure. as the result of the difference in air pressure between two places wind is formed.
High Low Blood Pressure ... the heart and blood vessels by measuring the blood pressure—the force the blood exerts on the walls of the ... High Blood Pressure.
When a force is applied perpendicular to a surface area, it exerts pressure on that surface equal to the ratio of F to A, where F is the force and A the surface area. Hence, the formula for pressure (p) is p = F /A.
Crushing Can When the air inside the can is cooled, its pressure decreases. The high atmospheric pressure outside exerts a great force on the can and causes it crashes. Pressure 46 47. Atmospheric Pressure The atmosphere .
Hypertension, or high blood pressure, can increase your risk of heart attack, kidney failure and stroke.
Blood pressure: Blood pressure, ... which is the force that blood exerts on the artery walls as the heart contracts to pump the blood to the peripheral organs and ...
The diastolic blood pressure is the pressure the blood exerts on the vessels in between heartbeats. Hypertension, or high blood pressure, begins when the systolic blood pressure remains above 140 or when the diastolic blood pressure remains above 90.
This means that the skate exerts a much higher pressure on the ice than the shoe does it is this high pressure that makes ice skating possible! Example 3: ...
Blood pressure is the amount of force your blood exerts against the walls of your arteries. High blood pressure, or hypertension, occurs when your blood pressure is elevated over time. Left untreated, it can damage your small blood vessels and organs and lead to heart attacks, stroke, kidney failure and circulatory problems.
Telling the truth about high blood pressure What your ... your blood exerts a force against the walls of your ... Causes of high blood pressure.
The top blood pressure reading is the systolic pressure, which represents how much force the heart exerts when it contracts. The second number is the diastolic pressure, which represents the level or pressure when the heart relaxes. The American Heart Association identifies readings below 120/80 as normal.
Air exerts pressure, too, due to the weight of the air above you. Here's how much pressure the air exerts on you at sea level: The air pressure at sea level is a standard pressure that people refer to as 1 atmosphere (abbreviated atm): If you convert an atmosphere to pounds per square inch, it's about psi.
High blood pressure Description. An indepth report on the causes ... is the force that blood exerts on the artery walls as the heart contracts to pump out the ...
According to Elmhurst College, gas exerts pressure due to the force gas exerts on a container's walls. An example is a person blowing up a balloon. The walls of the balloon expand due to the pressure of the air molecules inside the .
UK Blood Pressure charity page on how high blood pressure damages your arteries and raises your heart attack risk and what you can do to lower it
Basic Pressure ... high pressure • Exerts tremendous force • Must be respected ... – High Pressure Discharge Hose
27/09/2012· If pressure exerted by gases is same in all directions, Why does we have low pressures in higher altitudes and high pressures below. Isotropy means that the pressure at a point in space is independent of direction. Uniformity means that the pressure has the same value at all points in space.
Author Aurora Lipper presents five interesting experiments you can do with your children to help them understand air pressure ... 5 Ways to Demonstrate Air Pressure ...
Relation between pressure, ... cross section then that fluid exerts constant amount of pressure on walls of pipes and ... then pressure will surely be high .