Even the smallest pulley can be done stronger by adding wheels to its system to create more leverage.

Câu hỏi liên quan

• Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

  Such _____ as sugar, sugarcane, and coconut water are mostly used in Southern Vietnamese food than in Northern and Central Vietnam.

• I haven’t decided yet about either to buy a new car or second-hand one

• Zoos in New Orleans, San Diego, Detroit, and the Bronx have become biological parks where animals roams free and people watch from across a moat.

ZUNIA12

• The basic law of addition, subtraction, multiplication and division are taught to all elementary school students.

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  I will wait__________ he comes.

• Light can travel from the Sun to the Earth in eight minute and twenty seconds

• Foreign students who are doing a decision about which school to attend may not know exactly where the choice are located.

• Domestic violence ____ women and girls must be wiped out at any cost.

• Although there are new drugs on the market, deaths from malaria are being increasing in some parts of the world.

• Choose the best option A, B, C or D to make meaningful sentence: "_______ Mr. Nam worked hard,  he didn’t get any admire."

• Tom is watching TV now. So_____________.

• Many poets enhance their work by creating a contrast among realism and symbolism in a given poem

• Choose the best option to complete the following sentences:

  Soccer (play)________________ all over the world.

• Interest in automatic data Processing has grown rapid since the first large calculators were introduced in 1950.

• Some studies show that young babies prefer the smell of milk to those of other liquids

• A City University Professor reported that he discovers a vaccine which has been 80 % effective in reducing the instances of tooth decay among small children.

• Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

  Tim _________ a book when I came to his house.

• A lot of people stop smoking because they are afraid their health will be affected and early death.

• The first vaccine ever developed was used to combat and fight a smallpox, a disease resulting from infection by a virus.

• Van Cliburn he studied the piano from 1951 to 1954 and won multiple awards between 1958 and 1960