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sergiy2304 [10]
3 years ago
7

_____ is part of the first line of defense against pathogens.

Physics
1 answer:
nexus9112 [7]3 years ago
6 0
Im pretty sure its skin
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Use the drop-down menus to complete each statement.
Ivanshal [37]

Answer:

The amount of matter in an object is its  mass

An action that has the ability to change an object's state of motion is  a force

The rate at which velocity changes over time is acceleration

Explanation:

- Mass is a scalar quantity that gives a measure of the amount of matter contained in an object/substance. The SI unit of the mass is the kilogram (kg). Mass is an intrinsec property of an object, that means that it does not change when the object is moved in another location.

- A force is a vector quantity, that indicates an action exerted on an object that changes the state of motion of the object. It is measured in Newtons (N). According to Newton's second law, the acceleration of an object is equal to the net force exerted on the object divided by its mass:

a=\frac{F}{m}

- Acceleration is a vector quantity, which is equal to the ratio between the change in velocity of an object and the time interval taken for that change to occur. It is measured in meters per second squared (m/s^2). Mathematically, it is defined as

a=\frac{\Delta v}{\Delta t}

3 0
3 years ago
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The rings of Saturn occupy the region inside Saturn's Roche limit.
Oliga [24]
I suppose this is a true or false question and that sentence is true.
7 0
3 years ago
D
ladessa [460]

Answer:

maibi.... D

Explanation:

I think is D

8 0
3 years ago
3. How do you represent the strength of a<br> force in a free-body diagram?
ivann1987 [24]
Generally, the length of the line will indicate how strong the force is. If you have two opposing forces and one is higher than the other, you would draw the line of the higher force visibly longer.
3 0
4 years ago
Considering that microwave ovens radiate at 2.45 GHz, how would you respond to the debate
vlada-n [284]
On the off chance that a 2.45 GHz microwave flag is by one means or another radiating from your microwave oven, that is exceptionally perilous and you ought to have it settled or supplanted promptly. A 1000 Watt microwave oven radiating energy into the nearby environment can, contingent upon conditions, make you lose awareness in around 12 to 15 minutes of presentation at a separation of around 10 feet.
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3 years ago
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