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OLga [1]
3 years ago
11

What is the squirrels escape velocity in mph if the squirrel accelerates at a constant 1.5 m/s squared from rest for 2.5s

Physics
1 answer:
Zina [86]3 years ago
7 0

Answer:

3.75 m/s

Explanation:

From the question given above, the following data were obtained:

Acceleration (a) = 1.5 m/s²

Initial velocity (u) = 0 m/s

Time (t) = 2.5 s

Final velocity (v) =?

a = (v – u) / t

1.5 = (v – 0) / 2.5

1.5 = v / 2.5

Cross multiply

v = 1.5 × 2.5

v = 3.75 m/s

Hence, the escape velocity of the squirrel is 3.75 m/s

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xenn [34]

Answer:

heat and light energy

Explanation:

8 0
3 years ago
1.Why is it important to accurately predict possible formation and path of a hurricane?
stellarik [79]

1. By predicting the path of hurricanes, it is possible to warn people in its prospective path in advance. This way lives can be saved. In addition economic cost. associated with its destruction, can be minimized by bracing in advance for the storm along its path.


2. When the sea temperatures increase, there is increased vaporization of water into the atmosphere. This causes a transfer of heat into the atmosphere from the hydrosphere. This causes a drop of pressure in the local region that is one ingredient  associated with the beginning of a hurricane.


3. The more the humidity, it means the more the heat transfer to the atmosphere through condensation. This reduces the pressure proportionally with the amount of humidity. This low pressure is an ingredient for hurricanes. In addition, the higher the humidity the larger the clouds and the larger the thunderstorms and precipitation associated with the hurricane


4. Winds drive hurricanes and determines their vicious force. In the formation of the hurricane, low winds are required to allow the formation of the funnel at the front betwen the cold and warm air masses. Winds blowing in congruence with the hurricane after then make it stronger while those that blow against it weaken it.


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4 0
4 years ago
A ball is thrown horizontally from the top of
sesenic [268]

Answer:

42.5 m/s

Explanation:

Given:

x₀ = 0 m

x = 62 m

y₀ = 80 m

y = 0 m

v₀ᵧ = 0 m/s

aₓ = 0 m/s²

aᵧ = -9.8 m/s²

Find: v

First, find the time it takes to land.

y = y₀ + v₀ᵧ t + ½ aᵧ t²

(0 m) = (80 m) + (0 m/s) t + ½ (-9.8 m/s²) t²

t = 4.04 s

Find the horizontal component vₓ:

x = x₀ + vₓ t − ½ aₓ t²

(62 m) = (0 m) + vₓ (4.04 s) − ½ (0 m/s²) (4.04 s)²

vₓ = 15.3 m/s

Find the vertical component vᵧ:

vᵧ = aᵧ t + v₀ᵧ

vᵧ = (-9.8 m/s²) (4.04 s) + (0 m/s)

vᵧ = -39.6 m/s

Find the speed using Pythagorean theorem:

v = √(vₓ² + vᵧ²)

v = √((15.3 m/s)² + (-39.6)²)

v = 42.5 m/s

3 0
3 years ago
Which is the following is a benefit of the water cycle to
Vaselesa [24]
Can you complete the question...
7 0
4 years ago
Calculate the amount of heat needed to increase the temperature of 200 grams of water at 10°C to 95°C.
Alexus [3.1K]

the amount of heat need is 71060 Joules

Explanation

The equation for the amount of heat needed to increase the temperature of water is as follows:

\begin{gathered} E=mC(T_2-T_1) \\ where \\  \\  \end{gathered}

where E is the amount of heat

C is the specific heat capacity of water having a standard value of 4180 J/kg*K

T is the final ans initial temperature in kelvin

m is the mass

so

Step 1

given

\begin{gathered} mass=m=200\text{ gr=0.2 kg} \\ T_1=10\text{ \degree C} \\ T_2=95\text{ \degree C} \\ C=4180\text{ J/kh*K} \end{gathered}

a) convert the temperature into kelvin

\begin{gathered} 10\text{ \degree C=\lparen10+273\rparen K=283 K} \\ 95\text{ \degree C=\lparen95+273 \rparen K=368 K} \end{gathered}

now, replace in the formula

\begin{gathered} E=mC(T_{2}-T_{1}) \\ E=0.2\text{ kg*4180L/kg*K*\lparen368K-283 k\rparen} \\ E=71060\text{ J} \end{gathered}

therefore, the amount of heat need is 71060 Joules

I hope this helps you

7 0
1 year ago
Read 2 more answers
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