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Irina18 [472]
3 years ago
13

a police car drives with a constant speed of 24 miles per hour .how long will it take to travela distance of 72 miles​

Physics
1 answer:
leonid [27]3 years ago
6 0

This problem is an exact copy of the other one that I just answered for you, about Grace driving 224 miles.  

Only the numbers are different, but the way to solve it is exactly the same.

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Can someone help with me 1,2,3 please I will mark brainless .
Yuki888 [10]

Answer:

1) A. .33 hr

2) B. 6ft

3) A. 58mi/hr

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2 years ago
Describe how the kidney and bladder work together to remove waste from the body. (2 points)
san4es73 [151]

Answer:

The kidneys make urine by filtering wastes and extra water from blood. Urine travels from the kidneys through two thin tubes called ureters and fills the bladder. When the bladder is full, a person urinates through the urethra to eliminate the waste.

Explanation:

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8 0
3 years ago
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ball of mass 0.4 kg is attached to the end of a light stringand whirled in a vertical circle of radius R = 2.9 m abouta fixed po
Levart [38]

Answer:

6.046N

Explanation:

The net force exerted on the mass is the sum of tension force and the external force of gravity.

F_n_e_t=F_g+F_t

F_t is the tension force.F_g=9.8N/kg is the force of gravity.

F_n_e_t=ma_c=mv^2/r\\

where r is the rope's radius from the fixed point.

From the net force equation above:

F_t=F_n_e_t-F_g\\=mv^2/r-mg\\=0.4\times(8.5^2/2.9)-0.4\times9.8\\=6.046N

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8 0
3 years ago
Resistance independent to : a. Shape b. Size c. Physical state d. None
lesantik [10]

Answer:

d.none

Explanation:

because shape size and physical actually do are dependant

7 0
3 years ago
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TEA [102]
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Up until that time, the speed has been 1 m/s. And then, at exactly 5 seconds, it becomes zero.
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It's also a poor question because speed is calculated from the distance covered, but the graph shows displacement, not distance. You can't really tell the distance covered from a displacement graph. For example, if an object happens to be moving in a circle around the place where it started, then the total distance covered keeps increasing, but its displacement is constant.
4 0
3 years ago
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