2 years ago

When the velocity of a body increase with time, it's acceleration is ---------

Physics

1 answer:

BabaBlast [244]2 years ago

4 0

Answer:

Negative

Explanation:

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Problem #1- In the first scene in which Miss Clark appears, she is supposed to be wearing a BLACK dress.

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Answer:

Blue Lighting

Explanation:

In order to make red look black, you must use blue light. The blue would be absorbed and there would be no red light to reflect.

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2 years ago

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A car drives off a cliff next to a river at a speed of 30 m/s and lands on the bank on theother side. The road above the cliff i

dezoksy [38]

Answer:1.301 s

Explanation:

Given

Initial Velocity(u)=30 m/s

Height of cliff=8.3 m

Time taken to cover 8.3 m

$h=ut+\frac{at^2}{2}$

here Initial vertical velocity is 0

$8.3=\frac{gt^2}{2}$

$t^2=1.69$

$t=1.301 s$

Horizontal distance

$R=u\times t$

$R=30\times 1.301=39.04 m$

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2 years ago

A hot iron is turned off and cools down to room temperature. The iron cools because:

Blababa [14]

Answer:

Explanation:

The room temp is converted to the iron.

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2 years ago

The small piston in a hydraulic system has a cross-sectional area of 0.5 m2, and the large piston has an area of 3m3. What is th

katrin [286]

Considering the fluid as ideal, the pressure will spread throughout its volume. Thus,

$\frac{F_1}{A_1}= \frac{F_2}{A_2} \\ F_2= \frac{3\times 500}{0.5} \\ \boxed {F_2=3000N}$

If you notice any mistake in my english, please let me know, because my english level is still low.

6 0

2 years ago

Which of the following is an example of a difference between planets in the solar system?

viva [34]

Answer:

A planet can have a surface made of either liquid or gas.

Hope it helped brainiest plz and thank you.

Explanation:

Which of the following is an example of a difference between planets in the solar system?

"A planet can have a surface made of either liquid or gas."

that's the answer:A planet can have a surface made of either liquid or gas.

3 0

2 years ago