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patriot [66]
3 years ago
13

Energy can transform between different types. For each of the following examples, identify two energy transformations and the ty

pes of energy involved in the transformations: Cannonball fired upward from a cannon Diver jumping from a spring board Squirrel jumping from a tree and landing on the net of a trampoline
Physics
1 answer:
Jet001 [13]3 years ago
7 0

1. Cannonball fired upward from a cannon

here in this cannon we can say kinetic energy is converted into potential energy of the cannon.

here this is because when cannon ball is shot with some speed its kinetic energy is converted into potential energy at the top point of its path

2. Diver jumping from a spring board

when diver is jumping on spring board then spring potential energy is converted into kinetic energy of the diver.

here when spring is compressed the energy in it is in the form of spring potential energy while at the other form it is converted into kinetic energy of the diver when he jump off.

3. Squirrel jumping from a tree and landing on the net of a trampoline.

When squirrel is jumping from tree and landing on the net trampoline the gravitational potential energy of the squirrel will transform into the kinetic energy of squirrel and then it is transformed into the potential energy of the net trampoline.

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________ is measured in units of distance per unit of time.
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Answer:

it's like the answer is average speed

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Where do you weight more on top of Mt. Everest (Highest Mt. in the world) or at the beach
insens350 [35]

You weigh slightly more at the beach than on top of a mountain, because at the beach, you're closer to the center of the Earth.

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4 years ago
An 80-kg quarterback jumps straight up in the air right before throwing a 0.43-kg football horizontally at 15 m/s . how fast wil
Mamont248 [21]
Applying conservation of momentum
Quarterback mass = 80 kg
ball mass = 0.43 kg
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6 0
4 years ago
Read 2 more answers
maize is a monocotyledonous seed and pea is a dicotyledonous seed why? give short and the suitable answer I will mark you as a b
olga nikolaevna [1]

Answer:

A dicot is a flowering plant that has one seed leaves. The monocot plants have a single cotyledon. Maize only has one cotyledon in their seed, so it's a monocot. Seeds having two Cotyles are mainly called a Dicot. A pea is a dicotyledonous plant, the seed (the pea itself) has two halves, cotyledons, hence dicot being 2.

Explanation:

One or more of the cotyledons are the first to appear from a germinating seed. Based on the number of cotyledons, botanists classify flowering plants (angiosperms) into :

a) plants with one embryonic leaf, termed monocotyledonous (monocots).

b) plants with two embryonic leaves, termed dicotyledonous (dicots).

Helpful Link:

https://www.vedantu.com/question-answer/in-pea-caster-and-maize-the-number-of-cotyledons-class-11-biology-cbse-5f626a17e5bde9062ff6d2a3

3 0
3 years ago
A 15x10^-6c charge is placed at the origin and a 9x10^-6C charge is placed on the x-axis at x=1.00m. where, on the x-axis is the
Harlamova29_29 [7]

The Electric field is zero at a distance 2.492 cm from the origin.

Let A be point where the charge 15\times10^-6 C is placed which is the origin.

Let B be the point where the charge 9\times 10^-6 C is placed. Given that B is at a distance 1 cm from the origin.

Both the charges are positive. But charge at origin is greater than that of B. So we can conclude that the point on the x-axis where the electric field = 0 is after B on x - axis.

i.e., at distance 'x' from B.

Using Coulomb's law, \frac{kQ_A^2}{d_A^2} = \frac{kQ_B^2}{d_B^2},

Q_A = 15\times 10^-6 C

Q_B=9\times10^-6C

d_A = 1+x cm

d_B=x cm

k is the Coulomb's law constant.

On substituting the values into the above equation, we get,

\frac{(15\times10^-6)^2}{(1+x)^2} =\frac{(9\times10^-6)^2}{x^2}

Taking square roots on both sides and simplifying and solving for x, we get,

1.67x = 1+x

Therefore, x = 1.492 cm

Hence the electric field is zero at a distance 1+1.492 = 2.492 cm from the origin.

Learn more about Electric fields and Coulomb's Law at brainly.com/question/506926

#SPJ4

3 0
2 years ago
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