Why can a crane lift extremely heavy loads?

A. The crane uses gears to reduce force needed to lift the object.

B. A wheel in the crane turns and the load is lifted on an axle.

C. A compound pulley system decreases the amount of force needed to lift an object.

D. The crane pulls objects up an inclined plane.

Answers

Answer 1
C I believe sorry if i’m wrong
Answer 2
Definitely C. I spent a few minutes researching so I am pretty confident.

Related Questions

Why does an ice cube melt when you hold it in your hand?

A. Thermal energy from your hand flows into the ice cube.

B. Your hand pulls kinetic energy away from the ice cube.

C. The air around the ice cube insulates it from the thermal energy in your hand.

D. Potential energy from your hand is converted into thermal energy.

Answers

Answer:

Thermal heat

Explanation:

The heat is transferred from your hand to the ice cube resulting in it melting.

A. Thermal energy from your hand flows into the ice cube.

Which type of wave can carry energy through a vacuum?(1 point)


electromagnetic


seismic


mechanical


sound

Answers

electromagnetic wave can carry energy through a vacuum
Electromagnetic waves.

Electromagnetic waves does not require any medium to propagate. These wave transmits energy through vaccum.
Other Questions
Plutonium-238 is a radioactive element used as a power source in spacecraft like Voyager and New Horizons. It has a half life of 87.7 years. Suppose we have 2 kg of plutonium-238 right now. How much plutonium will be left in 87.7 years? A) None B) 0.25 kg C) 0.5 kg D) 1.0 kg E) 2 kg 4) 6 out of the 80 dogs in a shelter were adopted yesterday. Express adopted rate as a percent. CDs are on sale for $5 each. Jennifer has $45 and wants to buy as many as she can. How many CDs can Jennifer buy? Help would be greatly appreciated! Blood pressure is greatest in theA. inferior vena cavaB. pulmonary veinsC. superior vena cavaD. aortic arch milton's auto service is a small auto maintenance and repair shop located in a small town in a garage behind milton's house. milton doesn't charge as much as auto dealerships, so he has a steady stream of local customers. which of the following best describes milton's strategy? a. strategic alliances b. innovation c. cost-based d. differentiation-based Swin Cash says, "Basketball gave me the vehicle to inspire and empower. " Who do you want to inspire and empower? Like Swin Cash, do you have a passion that allows you to inspire others or empower those who feel powerless? What is it? Reflect on your own thoughts, feelings, or dreams for the future as you respond to each of these questions gamboa, inc. sold 110 selfie sticks for $10 each. if producing the selfie sticks had an average cost of $3 , how much profit did the company make? Compare and contrast the role of production designers on a small budget production and a large budget production. Include examples in your answer. Your response should be at least 150 words in length The Jim Crow Laws had a huge impact on the Civil Rights movement because?? The patellar ligament attaches to the patella and which bony landmark on the tibia? A number is increased by 70% and the result is 42.5. What is the number?A. 29.75B. 27.5C. 25D. 17E. 12.75 simplest form please You and your family are trying to go on vacation, but everything is going wrong. Use the elements provided, the preterite tense, and constructions with se to write sentences.(a pap) / perder / las llaves del auto(a mis hermanos ) / olvidar / ponerse las inyecciones(a ti) / caer / los papeles del mdico(a Marcos) / romper / su disco compacto favorito(a mi) / daar / la cmara durante el viaje Which of the following packages will provide you with the utilities to set up Git VCS on a system?A. GitHubB. GitC. BitbucketD. Gitlab Question 3 of 10Which definition best describes active listening?A. The practice of listening to retain and evaluate informationB. The practice of listening that reflects understanding back to thespeakerC. The practice of listening to share the speaker's feelingsD. The practice of listening to recall information and apply thatknowledge Help me find the value of x Find the value of x. Round the length to the nearest tenth. I'm at least 150 words, summarize the events that occur in chapters 14-16 then , explain how these events contribute to the major themes of the novel which method can be used to rearrange the order of slides in your presentation?