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malfutka [58]
4 years ago
14

Motivate me for my exam​

Physics
1 answer:
Brut [27]4 years ago
8 0

Answer:

if i can pass, you can too :)

Explanation:

its super inspiring cuz im a dum‎‎b‎‎a‎‎ss

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stira [4]
It will use a lot more energy (electricity) to cool down the room. Because heat energy from outside the room can easily transfer into the room again if the room is not well insulated. So more energy is needed to cool down the room again
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Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff wit
pantera1 [17]

Answer:

height of a cliff is 45.86 m

Explanation:

u=8 m/s

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the height of the cliff is

S=ut+\frac{1}{2} at^2\\S=8\times2.35+\frac{1}{2} \times 9.8 \times 2.35^2\\S=45.86 m

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a tennis ball is thrown straight up with an initial velocity of 22.5 m/s how much total time is the ball in the air
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The total time will double

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=4.6s

6 0
3 years ago
What is a science book
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