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Delvig [45]
3 years ago
9

HELP ME PLEASEE I NEED HELP CLICK HERE

Physics
1 answer:
MaRussiya [10]3 years ago
5 0

Answer:

Bacteria: Unicellular organisms that can cause disease in living things

Plant: A multicellular organism that makes it's own food

Animal: A multicellular organism that does not make it's own food

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The scientist who incorrectly theorized that it was the positive charge that moved through a circuit was...
aniked [119]
The name of the scientist who incorrectly theorized that it was the positive charge that moved through a circuit is Benjamin Franklin. Franklin made his famous experiments with a kite in a charged cloud.
He was the scientist that made the electrical notation where the current is given by the direction of the positive charges flow.  
7 0
3 years ago
The index of refraction of a substance is 1.5. Find the sine of the angle of refraction if the sine of the angle of incidence is
Mariulka [41]
We can answer the problem by Snell's Law:

Snell's law<span> (also known as </span>Snell<span>–Descartes </span>law<span> and the </span>law<span> of refraction) is a formula used to describe the relationship between the angles of incidence and refraction, when referring to light or other waves passing through a boundary between two different isotropic media, such as water, glass, or air.</span>
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3 years ago
2. An object of mass 20 kg is lifted to a 25 m building. How much potential energy is stored on the mass? (Take g= 10 m/s)​
butalik [34]

Explanation:

potential energy = mass × gravity force × height

=20 × 10 × 25

= 5000 joules

6 0
2 years ago
Calculate the kinetic energy of a car of mass 800kg moving at 100 kmph.
valentina_108 [34]

Answer:

KE = 308642.02469136 J

4 0
2 years ago
When studying atoms, scientists can ignore the ______ force between charged particles that make up the atoms because it is many
Elenna [48]

Answer:

When studying atoms, scientists can ignore the <em><u>intermolecular</u></em><em><u> </u></em><em><u>electrostat</u></em><em><u>ic</u></em><em><u> </u></em>forces between charged particles that make up the atoms because it is many millions of times smaller than other forces in the atom. Gravitational Constant Normal Fricitional

3 0
2 years ago
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