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Pavel [41]
2 years ago
8

Which of the objects in the table has the most gravitational potential energy? Explain your answer.

Chemistry
1 answer:
Ganezh [65]2 years ago
8 0

Answer:

Bowling Ball

Explanation:

The bowling ball has the highest gravitational potential energy because the height at which it will fall is the highest of the rest objects on the table.

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A scientist is performing an experiment on a powder. Which of the following is a sign that a chemical change has definitely occu
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The powder catches fire. The rest of the choices pertains to physical changes on the powder. When the powder catches fire a chemical change happens. For example, if the powder is organic, carbon dioxide and water will result during the combustion. 
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100 points will to help
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Answer:

6. 350kg

7. 800kg

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Explanation: I don’t like Stealing point but this is what I think I should give you and I don’t know how your teacher learn you this...

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The best material to be used in making cooking pots handles is made of: a. Polypropylene b. Bakelite c. Rubber d. Polyethylene
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Answer:

b. Bakelite

Explanation:

Bakelite -

Bakelite is a form if plastic , and is the very first plastic synthesized .

The handles of the cooking utensils are used to hold the utensil firmly , and hence need not turn hot while cooking , and need to be strong enough to take care of the food .

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Hence , bakelite is used for making the handle.

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3 years ago
Hamid made this table to organize his notes on the properties of acids and bases.
Molodets [167]

Answer : The property in the wrong column is, base form hydrogen gas with metals

Explanation :

Acid : It is a substance that has ability of donating a proton or hydrogen ion, H^+.

The properties of an acid are :

  • Acids are sour in taste.
  • It conduct electricity.
  • The texture of an acid solution is sticky.
  • It react with carbonates to give salt.
  • It changes the color of the litmus paper to red.
  • It react with a metal to give compound and hydrogen gas.

Base : It is a substance that has ability of donating hydroxide ion, OH^-.

The properties of an base are :

  • Base are bitter in taste.
  • It conduct electricity.
  • The texture of an base solution is slippery.
  • It changes the color of the litmus paper to blue.
  • It does not react with a metal.

Hence, from the above information, we conclude that the property in the wrong column is, base form hydrogen gas with metals .

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Hurry will mark brainliest Study this image of lithospheric plates.
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northern america is the correct answer i’m pretty sure
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