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just olya [345]
3 years ago
10

Calculate the speed of the car at each checkpoint by dividing the distance between each checkpoint, in meters, by the change in

time. Record your answers in Table E of your Student Guide.
The speed at the first quarter checkpoint is __ m/s.

The speed at the second quarter checkpoint is __ m/s.

The speed at the third quarter checkpoint is __ m/s.

The speed at the finish line is __ m/s.
Physics
2 answers:
Ivenika [448]3 years ago
8 0

Answer:

1.09

1.95

2.37

2.80

Explanation:

just did it

qwelly [4]3 years ago
6 0

Answer:

1.09

1.95

2.37

2.80

Explanation:

I took the test on Edginuity and got a 100% on it

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What is brightness. help asap
notka56 [123]

Answer:

The subjective visual sensation related to the intensity of light emanating from a surface or from a point source.

8 0
4 years ago
A hammer falls from a construction worker's hand 30m above the ground at the same time that a filled soft drink can is projected
drek231 [11]

For harmer:-

initial velocity=u=0m/s

Acceleration due to gravity=10m/s^2

Now

\\ \sf\longmapsto s=ut+\dfrac{1}{2}gt^2

\\ \sf\longmapsto s=0t+\dfrac{1}{2}(10)t^2

\\ \sf\longmapsto s=5t^2\dots(1)

For soft drink:-

u=24m/s

\\ \sf\longmapsto 30-s=(24)t+\dfrac{1}{2}(10)t^2

Using eq(1)

\\ \sf\longmapsto 30-5t^2=24t-5t^2

\\ \sf\longmapsto 24t=30

\\ \sf\longmapsto t=\dfrac{30}{24}

\\ \sf\longmapsto t=1.2s

After 1.2s they will meet.

Now

putting t in eq(1)

\\ \sf\longmapsto s=5t^2=5(1.2)^2=5(1.44)=7.2m

At the height of 7.2m they will meet

3 0
3 years ago
How many atoms of Oxygen (O) are in 3CO2
ikadub [295]

Answer:

2

Explanation:

BRAINLIEST?? AND THANK ME LATER!!! HOPE THIS HELPED!!!

5 0
3 years ago
A person on a road trip drives a car at different constant speeds over several legs of the trip. She drives for 10.0 min at 50.0
irakobra [83]
<h2>The average speed for the entire trip is 47.5 m/s .</h2>

It is given that for different time span car have different speed and also the person spend 40\ min=\dfrac{40}{60}\ hrs =0.67\ hrs\ . in eating lunch and buying gas.

We know , average speed is total distance covered by total time taken .

Therefore , average speed , v=\dfrac{total\ distance }{total\ times}

v=\dfrac{\dfrac{10}{60}\times 50+\dfrac{19}{60}\times 100+\dfrac{60}{60}\times 55}{\dfrac{10}{60}+\dfrac{10}{60}+\dfrac{60}{60}+ \dfrac{40}{60}}\\\\\\v=47.5\ m/s

Hence, this is the required solution.

Learn More :

Average speed

https://brainly.in/question/12701198

7 0
3 years ago
Please help me :) ty
slega [8]
1. Physical Property
2. Chemical Change
3. Chemical Change
4. Chemical Property
5. Physical Property
6. Physical Change
7. Chemical Change
8. Physical Change
9. Chemical Change
10. Physical Property
11. Physical Property
12. Chemical Change
13. Chemical Change
14. Chemical Property
15. Chemical Change

Explanation:
Physical Property: A property of matter that can be seen, felt, tasted, smelled, or heard.
Physical Change: The change of an object of matter's physical property/properties.
Chemical Property: An element/object of matter's internal property/properties
Chemical Change: An element/object of matter's internal property/properties being altered or changed

8 0
4 years ago
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