3 years ago

Tell whether the statement is TRUE or FALSE. Air pressure is gravity pulling down on air molecules.

1 answer:

8 0

True
Pressure is the force per unit area on an object. The force in the case of air pressure is the weight of the air molecules; therefore, the air pressure is essentially due to gravity pulling down air molecules.

You might be interested in

Water vapor is condensed steam. True False

adelina 88 [10]

False, because water vapor, water vapour or aqueous vapor, is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced from the evaporation or boiling of liquid water or from the sublimation of ice. Unlike other forms of water, water vapor is invisible.

8 0

3 years ago

Which of the following describes the location and energy of all the valence electrons

Nastasia [14]

Answer:

1s22s22p63s23p4

Explanation:

Sulfur is located in the p block and has 6 valence electrons (the 2 exponent on the 3s and the 4 exponent on the 3p add up to 6)

4 0

3 years ago

How many electrons are necessary to produce a charge of "-0.80" C

docker41 [41]

Answer:

5.0x10^18

Explanation:

6 0

2 years ago

Conduction, convection, and radiation are three means by which _____________ may be transferred.

Vaselesa [24]

The correct answer to this question would be heat energy

8 0

3 years ago

Read 2 more answers

Here are some questions about the elements, their properties, and periodicity. In each case. the correct answer is the name of a

vodomira [7]

Answer: Please provide more details of the elements to help answer the question

Explanation:

5 0

3 years ago