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weeeeeb [17]
3 years ago
8

Can someone help with these/

Physics
1 answer:
Dmitry_Shevchenko [17]3 years ago
4 0

Three

Right Hand Rule

The index finger points in the direction of v

The electric field is designated by the the thumb

The middle finger is B

Paint these directions on your fingers (and thumb).

Using your right hand, B is point out of the page. Your fingers are mutually perpendicular.

Which ever answer says out of the page, is the answer. B

Four

Many critters like dogs are color blind. Those poor unfortunates see only gray. We have a wider range. Our eyes do see color (visible light) but we are not limited. The correct answer is B. We can make devices that respond to visible light like lasers so in effect they are "seeing" visible light. The answer is B.

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dalvyx [7]

Answer:

An acceleration of 5m/s^2 means that the velocity of a body is increasing by 5m/s per second in a certain direction

Explanation:

5 0
3 years ago
In a jet engine, _________________ is sucked into the front of a compressor, where _____________ is injected into the high press
Kay [80]

The answers are; air, fuel, back, forward

The jet engine utilizes the principle that for every action force there is an equal reaction force in the opposite direction. When the exhaust from the combustion in the engine is ejected with great force backwards, the reaction force pushes the plane forward with an equivalent force.


4 0
3 years ago
Runner 1 has a velocity of 10 m/s west. Runner 2 has a velocity of 7 m/s east. From the frame of reference of runner 2, what is
Vsevolod [243]

Answer:

<em>17 m/s west</em>

Explanation:

Runner 1 has velocity = 10 m/s west

runner 2 has velocity = 7 m/s east

From the frame of reference of runner 2, we can imagine runner 2 as standing still, and runner 1 moving away from him, towards the west with their combined velocity of

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5 0
3 years ago
I<br> What are physical properties of matter?
mariarad [96]

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appearance, texture, color, odor, melting point, boiling point, density, solubility, polarity

Explanation:

7 0
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Note:. The answer would be the same for any other brand of car, motorcycle, airplane etc.
4 0
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