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DedPeter [7]
3 years ago
12

Based on the data table, find the acceleration and then predict the velocity at the time 3.5 seconds.

Physics
2 answers:
kumpel [21]3 years ago
4 0

Answer:B

Explanation:

Gala2k [10]3 years ago
3 0

The answer is B. Idk how to explain. Choose b.

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I need help on number 4 and 5
Strike441 [17]

4 is G. BB and Bb because that is what you are analyzing the product of.

5 is C. The round shape is obviously a dominant trait since mixing with a wrinkled shape didn't have an effect. The wrinkled shape is recessive.

7 0
4 years ago
An erect object is placed on the central axis of a thin lens, further from the lens than the magnitude of its focal length. The
Zolol [24]

Answer:

the image is virtual and erect and the lens divergent; therefore the correct answer is C

Explanation:

In a thin lens the magnification given by

      m = h '/ h = - q / p

where h ’is the height of the image, h is the height of the object, q is the distance to the image and p is the distance to the object.

It indicates that the object is straight and is placed at a distance p> f

analyze the situation tells us that the magnification is positive so the distance to the image must be negative, that is, that the image is on the same side as the object.

Consequently the lens must be divergent

The magnification value is

          0.4 = h ’/ h

          h ’= 0.4 h

therefore the erect images

therefore the image is virtual and erect and the lens divergent; therefore the correct answer is C

4 0
3 years ago
An object is dropped from a platform100 ft high. Ignoring wind resistance, what will its speed be when it reaches the ground?
sweet-ann [11.9K]

Answer:

80 ft/s

Explanation:

Given:

Δy = 100 ft

v₀ = 0 ft/s

a = 32.2 ft/s²

Find: v

v² = v₀² + 2aΔx

v² = (0 ft/s)² + 2 (32.2 ft/s²) (100 ft)

v = 80.2 ft/s

Rounded, the speed when it reaches the ground is 80 ft/s.

4 0
3 years ago
What cloud brings thunderstorms and lightning?
snow_tiger [21]
<span>Cumulonimbus clouds is what you're looking for.</span>
6 0
4 years ago
The plates of a parallel-plate capacitor are maintained with a constant voltage by a battery as they are pushed together, withou
Dominik [7]

Answer:

The amount of charge on the plates increases during this process

Explanation:

In order to maintain a constant voltage across the plates, pushing the plates closer will increase the charge on the plate

7 0
3 years ago
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