Chemistry Middle School

A student used a portable electric drill to remove screws from a broken wooden table. He noticed that the screws holding the table together were warm to the touch after being removed from the wood. Which statement best explains this phenomenon?
A:Electrical energy from the drill was converted into chemical energy due to conductivity.
B:The process of removing the screw concentrated the thermal energy that was already present in the wood

Answers

Answer 1

Answer:

Electricity can travel through metal, such as the screws, creating a conductor.

Answer 2

I think it’s a
Step by step

Related Questions

jenny turned on the fan in her bedroom. what energy transformation took place when she turned on the fan

Answers

The energy transformation that took place is Kinetic Energy

Answer:

Kinetic energy

Explanation:

Kinetic energy is energy when something is in motion

HELP PLS THIS IS DUE IN 15 MINUTES PLS PLS PLS!!! I WILL MARK BRAINLIEST IWTH THE BEST ANSWER!!!
List 2 Physical Changes & 2 Chemical Changes and explain why.

Answers

Answer:

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

Explanation:

Answer:

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity.

physical changes are boiling, melting, freezing, and shredding.

Explanation:

determine the volume of a substance given that the density is 2.6 g/mL and its mass 5.5 g

Answers

The answer is 10g/cm3 .

Answer:

I am pretty sure the answer is 10g/cm3 .

Explanation:

A scientist works for a drug company and runs experiments on their product with results that favor the company's product. This is an example of_________.

(A.) conflict of interest and confirmation bias.

(B.) getting the inside scoop about a product, buying company stock, and making a lot of money.

(C.) sound and reliable science practices.

(D.) all the above.

Answers

A I think because it’s biased information since it’s his own teams work

"A scientist works for a drug company and runs experiments on their product with results that favor the company's product. This is an example of conflict of interest and confirmation bias." Thus, option A is correct.

What is a conflict of interest?

Conflict of interest has been defined as the situational circumstances where the individual or the company tries to get benefitted from the actions and behaviors that present the outcomes in favor of them. This includes manipulative strategies and steps.

The scientist manipulates drug experiments and their products to favor the company and shows biased investigations and methods that benefit the company by profiting and getting something from the official work.

Therefore, option A. conflict of interest is seen in the case.

Learn more about conflict of interest, here:

https://brainly.com/question/13450235

#SPJ2

Other Questions

What is the value of x? 31. It is always faster to make digital art than traditional art. true or false ashley's tricycle has two different wheel sizes: one larger wheel and two smaller wheels. As Ashley travels the distance between her house and her neighbor's house on the tricycle, the larger wheel rotates 4 times, and each of the small wheels rotate 12 times. If half the circumference of the larger wheel is 2 inches more than the circumference of one of the smaller wheels, what is the distance, in inches, traveled by the tricycle between ashley's house and her neighbors house?A. 4 inchesb. 48c. 60d. 16 NEED HELP SOLVING PLEASE . Which sentence uses figurative language to convey a mood of fear or dread? if yall want to play kahoot join this metting 365 566 9069 password macei12 1/2x+5=10 whats the value of the variable All of the following are true about the Persian army EXCEPT URGENT LAST QUESTION OF MY END OF QUARTER TEST! 30 POINTSfind JL in rectangle JKLM if JK=12 and JM=9. An item is regularly priced at $80, Ryan bought it at a discount of 5% off the regular price. How much did Ryan pay? If the perimeter of an equilateral triangle is represented by 6x-9, the length of aside of this triangle can be expressed asA X-9B 2x - 3 3 3D x PLEASE ASAP!!What is the relationship between the 8th Amendment to the u.s. Constitution and nursing?A. A nurses' suit against a prisoner was heard by the Supreme Court that ruled in their favor.B. The Supreme Court ruled that prisoners who did not receive adequate medical treatment, which would include necessary nursingcare, might suffer from cruel and unusual punishment.C. The 8th Amendment prohibits nurses from causing physical or emotional harm to patients.D. The Supreme Court ruled that nurses are exempt from the provisions of the 8th Amendment because they focus on the needs of thepatient first Which wavelength of light are more stretchedred light or blue light? 6th grade math look at the pictures Pls help answer correctly for brainliest pls and 50 pointsIf x = 4 then 2x + 6 =If b = 12 then 2(3b + 1) =If x = 5 then x^2 + 4 =If x = 2 then 9x + 13 =If x = 5 then 4x - 1 =If x = 3 then 4x - 3 =If s = 6 then 9 + 3s =If x = 4 then 3x - 4 =If n = 8 then 3(n + 1) =If n = 6 then 5(n - 5) + 16 = MLA's are elected by suppose you are offered a job that pays a base salary of $300 plus 5% commission on sales per week. Explain how to determine your weekly pay. Help please! This has to do with the Pythagorean theorem. Eleanor Roosevelt was studied by Maslow because she was so successfuland gave so much to others. Maslow believed that Roosevelt was at thelevel in his hierarchy.A. self-actualizedB. esteemC. physiologicalD. safety I will give brainiest who get it right and was first to get it right