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rodikova [14]
3 years ago
5

Jacki’s friend claims that future improvements in engine design will allow vehicles to travel any distance engineers want on jus

t 1 L of gasoline. Is Jacki’s friend correct? Why or why not?
Physics
1 answer:
erastovalidia [21]3 years ago
7 0

Answer:

No

Explanation:

This is because no matter the level of improvement in engine design in vehicle, gasoline is an energy generator that is used up with time. Hence, making statements like vehicle traveling <u>any distance</u> without time is not feasible.

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A fine-grained sedimentary rock is known as _____.
Yakvenalex [24]
The finer‐grained<span> s</span>edimentary rocks<span> are called shale, siltstone, and mudstone</span>
5 0
4 years ago
A ray diagram without the produced image is shown.
Mashutka [201]
The answer is real and smaller than the object. The image point of the top of the object is the point where the two refracted rays intersect. Tracing the entire image having the same distance from the mirror as the image of the top of the object and with the bottom on the principal axis. Hence, a real inverted image will be formed for an object outside the focal point. 
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3 years ago
Read 2 more answers
A thread holds two carts together on a frictionless surface. A spring is compressed
Goryan [66]

Answer:

Velocity on the right side of the cart =0.09\ ms^{-1}

Explanation:

Given

⇒The mass on the left of the cart m_1=1.5\ kg

   Its velocity v_1=27\ cm/s,v_1=\frac{27}{100}=0.27\ m/s

⇒Mass on the right of the cart m_2=4.5\ kg

  Velocity=? We have to find v_2

From

The law of conservation of linear momentum:

We can say that.

Initial momentum will equalize the final momentum.

And momentum is the product of mass and its velocity.

Assigning one of its velocity as negative because both are in different direction.

Lets call v_1=-0.27m/s

Recalling the formula and plugging the values.

m_1(-v_1)+m_2v_2=0

v_2=-\frac{m_1(-v_1)}{m_2} =-\frac{1.5\times -0.27}{4.5} =0.09\ m/s

So the velocity of the cart on the right side that has a mass of 4.5\ kg is 0.09\ ms^{-1}

4 0
4 years ago
Newton’s 3rd law is for every action, there is an equal and opposite reaction <br><br> True of false
den301095 [7]

Answer:

true

Explanation:

newton's third law of motion states that if body A exerts a force on the body B, then body B will exert an equal and opposite force on body A,

this is called action reaction pair

hope this helps

8 0
3 years ago
Calculate the speed for a car that went a distance of 125 kilometers in 2 hours time.
laila [671]

The speed of the car was exactly 125 km per 2 hours.

In a more familiar unit,  125km/2hr = 62.5 km/hr.

5 0
3 years ago
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