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NNADVOKAT [17]
4 years ago
11

An experiment was set up to test the hypothesis that all plants will grow faster in a "super soil" versus regular potting soil.

Six identical plants were tested, three in the "super soil" and three in regular potting soil. All plants received the same amount of water, light and fertilizer. Which of the following items would improve the experiment?
add more types of plants


test one plant with no fertilizer


use different soils for each plant


expose all six plants to green light
Chemistry
1 answer:
dolphi86 [110]4 years ago
5 0

Answer:

add more types of plants

Explanation:are you kidding me i’m doing this stuff and i’m in 7th grade

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When a boy and his friends arrive at a barbecue, they offer to help their friend cook. They place meat and vegetables from the r
Ostrovityanka [42]

A. The kinetic energy of the food particles increased, causing the food temperature to rise.

B. The thermal energy of the food increased

Explanation:

The grilling of the meat increased the thermal energy which cause the kinetic energy of the food particles to increase thereby causing the temperature of the food to rise.

Heat is a form of energy known as thermal energy. It results from the difference in temperature between two bodies.

When a body is heated, the particles of the medium if solid as in the case of the meat begins to vibrate about their fixed point.

Temperature is directly proportional the average kinetic energy of a particle and so the particles gain more kinetic energy.

Learn more:

Temperature and heat brainly.com/question/914750

#learnwithBrainly

5 0
3 years ago
Read 2 more answers
How much energy will a photon with a frequency of 6.8 x 104 Hz emit?
Advocard [28]

Answer:

Energy emitted by photon = 45.06 × 10−32 J

Explanation:

Energy of photon is given by  E = hf

where

h is the Planck's constant whose value is 6.626×10−34J⋅s

f is the frequency of photon

________________________________________

given that

f = 6.8 x 104 Hz

1 HZ = 1 s^-1

E =  6.626×10−34J⋅s * 6.8 x 10^4 Hz

E = 45.06 × 10−32 J

Thus,

Energy emitted by photon is 45.06 × 10−32 J

8 0
3 years ago
if an object is moving at a constant velocity and you want to change its momentum you would change its
solong [7]
You would change the Acceleration! 

Hope this helps. :) 


6 0
4 years ago
Read 2 more answers
Choose the false statement about an object that has mass.
mash [69]
B. is pretty false my dude
7 0
4 years ago
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Draw the products of the transformation shown by the fishhook notation. Include any electrons.
andrew11 [14]

Answer:

Explanation:

The question is based on the concept of the cleavage of bonds. In the process of the reaction the breaking of bonds is required. The cleavage of the bonds make the bonded electrons free to involve in the reaction process.

Fundamentals:

The cleavage of the bond can be done in two ways: homolytic or heterolytic. The heterolytic cleavage occurs when the shared electrons of the covalent bond are taken away by either of the atom. The heterolytic cleavage results in generation of the charged molecules. On the other hand, the homolytic cleavage is the cleavage in which the shared pair of the electrons are equally distributed, resulting in generation of free radicals.

4 0
3 years ago
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