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olga55 [171]
3 years ago
12

Think critically: the different molecules that make up the air in a room have, on average, the same kinetic energy. how does the

speed of the different air molecules depend on their masses? your answer
Physics
1 answer:
VLD [36.1K]3 years ago
4 0
The speed of the molecules are contingent on their masses. This is for the reason that if the the molecules are big in size, therefore their speed is slower. When their sized small, therefore their speed is faster because the molecules can move faster. 
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If 2 grams of element X combine with 4 grams of element Y to form compound XY, how many grams of element Y would combine with 33
RUDIKE [14]
66 g of element Y is needed since the ratio between element X and element Y is 1:2
5 0
3 years ago
Which component of the microscope is found directly under the stage, and contains two sets of lenses that collect and concentrat
dusya [7]

Answer: CONDENSER

Explanation:

CONDENSER is the component of the microscope that is found directly under the stage, and contains two sets of lenses that collect and concentrate light as it passes upward from the light source into the lens systems. The condenser increases the resolution of light.

A microscope is an instrument that is used in laboratory to examine objects that can't be viewed with the naked eye. This is possible with as it is designed with lenses that aids in magnification of the objects.

7 0
4 years ago
What disadvantages does a conveyor belt have?
leva [86]

Answer:1. Belt Conveyor System

Advantages

One of the cheapest conveyors

Simple and easy to use

Can have changes in elevation

Can be loaded from any place along the belt

Disadvantages

The simplicity means very limited features

Belt can be difficult to clean and generally does not leave a very successful result

Sticky material can get stuck on the belt and transfer to the return side, the rolls, idlers and pulleys

2. Roller Conveyor System

Advantages

Can use gravity for moving the product on a decline angle

No power means less cost and more environmentally friendly

Quite modular andcan be utilized in many ways

Fairly low maintenance

Disadvantages

Products may end up being damaged when moved by gravity

Heavy and therefore not very portable

No control of conveyor speed

3. Powered Roller Conveyor System

Advantages

Effective horizontal transportation over a longer distance

The speed and also the process can be easily controlled and the risk for damage is reduced as the parts never touch

The small zones of the system are powered independently and can be set up to run only when an item is present

If a motor breaks down, it will only stop one zone

Disadvantages

Noisier than many other conveyors

More expensive than other conveyors

Not as flexible with what type of items it can handle

4. Overhead Conveyor System

Advantages

Can utilize the space overhead maximizing the full capacity of a facility

Buffer stores of serial produced components can be stored and sequentially delivered to a pick point when required

Full production systems can be created in a friction drive overhead conveyor using multi drive technology offering speed differentials

Lower operating costs and known for being very safe

Disadvantages

Generally more expensive than a floor based conveyor system

If breaking down, it can be more challenging to repair if no foresight at the planning stage and installation for maintenance

If chain based, it tends to need continual lubrication meaning grease or oil might drop from the system

As you can see, there are pros and cons for each conveyor system. One of the most important things to consider is therefore your specific business and the type of material you wish to transport. Some of the material’s characteristics to consider are size, weight, and density. But key considerations should also be the size of the system compared to the size of your facility as well as the environment itself – temperature, humidity and vibration for example. Feel free to contact us and we’ll help you determine any potential risks and possible countermeasures in order to create the safest and most effective environment.

Explanation:

7 0
3 years ago
What does a blue shift of the light from a star indicate?
Anna35 [415]
The only thing we KNOW of that can cause a shift toward the blue end
of the visible spectrum is motion along the line between the source and
the observer, in the direction that decreases the distance between them.

In other words:  The star is moving toward us.
5 0
4 years ago
Read 2 more answers
All foods can be classified as either good or bad for my body
valentinak56 [21]

Answer:

False

Explanation:

While most foods can be classified as "good" or "bad" for our bodies, some foods are more complicated. Some healthy foods could be bad for you if you're allergic to them, and other foods could have both positive and negative effects on your body.

8 0
3 years ago
Read 2 more answers
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