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

Which of the following statements is true?

a. An insulator speeds up the transfer of heat.
b. Radiation is the transfer of heat in solids.
c. All moving objects experience friction.
d. All work gains some energy as heat.

Answers

Answer:

C is correct

Explanation:

For example, you move your hands together you are creating friction.

What is the largest contributor to the greenhouse effect?

Answers

Answer:

burning of fossil fuels

Explanation:

Choose all the answers that apply.

The sun _____.

a. creates energy from fission reactions
b. creates energy through fusion reactions
c. transfers heat through radiation
d. is made of hydrogen and helium
e. uses its own mass to create energy

Answers

B:Creates energy through fusion reactions

b it creates energy through fusion reactions and d

Help asap plz! Actual answers plz!

Describe an example of an action and reaction. Identify the forces and their directions.

Answers

Answer:

An example of action is there is a fire and reaction is you running

Explanation:

A example of an action is that she left in a hurry and a reaction iron and oxygen combining to make rust

Before you can solve a problem, the first thing you have to do is Question 2 options:

define the problem
build a prototype
design your solution
test your solution

Answers

A) Define the problem
Because it’s the most logical thing to do. Sorry if I’m wrong

If all three metals were exposed to extremely high temperatures, which would be the last to melt? (copper, gold, mercury)

Answers

Answer:

mercury

Explanation:

From these three metals, mercury would melt the fastest. Its kinda like water, it changes states quickly unlike gold and copper

Other Questions

The graph shows population growth in Louisiana in the late 18th century.What does this graph show about the period between 1777 and 1784? It was the period of slowest population growth on the chart. It was the period of fastest population growth on the chart.It was the period when no population growth occurred. It was the second fastest increase of population on the chart. who was the jacobins French Revolution (picture attached)how did the us constitution solve a problem created by the articles of confederation? Which linear inequality is represented by the graph? Write an explicit formula for an, the nth term of the sequence 33, 28, 23, .... Question 6 of 10Which of these words best describes the tone of Faulkner's speech in theaudio recording of his Nobel Prize address?A. HumorousOB. GraveOC. EmotionalD. DetachedSUBMITThe answer is D. Detached. UMM IAM I RIGHT IF NOT WHATS THE ANSWER GIVING BRAINLIESTT!!! 3) Luan is borrowing $5000 to buy Sacramento Kings season ticketsfor her family. She is planning to pay it back over three years.She can borrow the money from a finance company at a 6.5% add-oninterest rate for three years or she can borrow it instead fromher credit union, making 36 monthly payments of $164.50. Find thetotal amount Luan will have to pay back with each option and theAPR (to the nearest half percent) of each loan. Choose the diagram that correctly represents the ordered pairs below.(1,4), (4, -1), (2,3), (-3, 1), (0,-5) Lita sees a sign that says you must be more than 48 inches tall to ride a roller coaster.She writes the inequality as h > 48.How can she graph the solutions of the inequality?Plot an open circle at 48 and shade left.Plot a closed circle at 48 and shade left.Plot an open circle at 48 and shade right.Plot a closed circle at 48 and shade right. a bowling alley charges $4.00 per game and will rent a pair of shoes for $2.00 for any number of games. The bowling alley has an earnings goal of $400 for the day. write the linear equation. what atoms are in Au(NO2)2 The table shows the cost for different numbers of t-shirts.T-shirtsCost3$38.855$64.756$77.70Determine if the relationship is proportional and write the constant of proportionality. If it is notproportional, write NP Please help me with this please tell fast it is my paperplzzzzzzzz Please helppp!!! Ill give u brainlist! Why was the Boston Massacre important? aIt showed colonists that they were ready to win the war bColonists used it as an example for how Britain was unfair cGave the colonists a way to unite the colonies dIt hurt British trade The elevations of four points above sea level there are -47 ft, -20 ft,-8 ft, and -18 ft. The elevation of the point closest to sea lvl (level) is _____ ft, and the elevation of the point farthest from sea lvl is _____ ft. (FILL IN THE BLANKS PLS HELP) Point-source pollution enters waterA. from many different sitesB. from a specific locationC. slowly seeping through soil along pipelinesD. from unknown sources in what ways did napoleon code undue some of the reforms from the french revolution?