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ZanzabumX [31]
2 years ago
9

What energy transformations occur each time the skateboarder rolls up on the ramp? ( I will try to mark you ) (7th grade science

)
Chemistry
1 answer:
ZanzabumX [31]2 years ago
6 0

Answer:

Kinetic energy is energy of motion. The faster skaters move, the more kinetic energy they have. In a halfpipe, energy is constantly transformed between potential (at the top) and kinetic (as they travel down the sides) as the skater goes back and forth between the ramps.

Explanation:

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Neutrons are very important to an atom's ________<br> properties
solniwko [45]

Answer:

Intrinsic properties

Explanation:

Neutron affects the mass of an atom and intrinsic properties depend on the mass of the substance

7 0
2 years ago
What inert (noble) gas structure do hydrogen and carbon atoms have in sodium chloride?
vampirchik [111]
The answer above is correct (I took a test on this)
7 0
2 years ago
A student needed to make a 3 g/L NaCl solution. The student weighed 3 g of NaCl in a beaker and measured 1 L of water in a 1L vo
hoa [83]

Answer:

The answer is in the explanation.

Explanation:

A solution is defined as the <em>homogeneous mixture </em>of a solute (In this case, NaCl) and the solvent (water).

To prepare 1L of the solution, the student can weigh the 3g of NaCl in the volumetric flask but need to add slowly water to dissolve the NaCl (That is very soluble in water). When all NaCl is dissolved the student must transfer the solution to the 1L volumetric flask. Then, you must add more water to the beaker until "Clean" all the solute of the beaker to transfer it completely to the volumetric flask.

8 0
2 years ago
The number of energy levels are determined by what __________________ they are in. So, elements with 6 energy levels are found i
Anarel [89]

Answer:

group, 6 or 16

Explanation:

as the group's progress going from the left of the table to the right of the the table, the valance electrons increase. although group 14 is split up by a ladder stair steppy thingy. the ones on the top take electrons, and the ones below give electrons.

6 0
3 years ago
A sample of potassium chlorate (15.0 g) is dissolved in 201 g of water at 70 °c with precautions taken to avoid evaporation of a
zlopas [31]
Answer is: unsaturated.
Solubility of potassium chlorate on 70°C is approximately 30 grams in 100 grams of water.
Solubility of potassium chlorate on 70°C is approximately 10 grams in 100 grams of water.
So if dissolve 15 g of potassium chlorate in 201 g of water, there is less salt than it solubility and solution is unsaturated.
4 0
3 years ago
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