Questions by ChD Computers

Questions by ChD Computers

There has long been an interest in using the vast quantities of thermal energy in the oceans to run heat engines. A heat engine needs a temperature difference, a hot side and a cold side. Conveniently,

asked Oct 19, 2021

1 answer

4 votes

146k views

400 N of load can be overcome by an effort of 50 N by using a lever. Calculate the mechanical advantage of the lever.

asked Sep 19, 2021

1 answer

1 vote

67.5k views

After ------ my homework, I ate out with my girl friend. A)doing B)having done C)A and B are both correct.

asked Jun 6, 2021

1 answer

0 votes

196k views

In a certain Algebra 2 class of 22 students, 5 of them play basketball and 11 of them play baseball. There are 3 students who play both sports. What is the probability that a student chosen randomly from

asked May 16, 2021

1 answer

2 votes

89.3k views

Simplify the expression

asked Mar 21, 2021

1 answer

3 votes

165k views

Corporations must hold meetings for stockholders and keep accurate records of business transactions. How are these regulations beneficial for the corporation’s stockholders?

asked Feb 22, 2021

2 answers

1 vote

62.7k views

What happens when half of the earth is facing the sun

asked Jan 1, 2021

1 answer

2 votes

91.5k views

The gene pool of a population of bighorn sheep in the southwest United States is altered when several sheep cross over a mountain pass and join the population. This would be an example of:

asked Jul 15, 2020

1 answer

5 votes

229k views

The driver of a 600.0 kg sports car, heading directly for a railroad crossing, 300.0 m away, applies the brakes in a panic stop. The car is moving at 40.0 m/s and the brakes can supply a force of 1500

asked Jan 25, 2020

1 answer

5 votes

131k views

What are the formal and informal qualifications to be president?

asked Jan 10, 2020

1 answer

3 votes

170k views

Iris has never had a pet before, but today she took in a stray cat named Luna. For Iris, kitty litter is most likely what type of purchase?

asked Oct 20, 2019

1 answer

5 votes

153k views

Briefly describe early exploration efforts of Europeans.

asked Aug 14, 2019

1 answer

2 votes

72.1k views

Which is not an appropriate thesis for an essay comparing to text about poverty in the United States

asked Aug 10, 2019

1 answer

2 votes

183k views

Which equation can be rewritten as x + 4=x2 assume x>0

asked Jan 17, 2019

1 answer

1 vote

21.6k views

Most countries in Southeast Asia are not independent today. True or False?

asked Feb 26, 2018

1 answer

1 vote

39.2k views

About how many miles long was the route traveled by the Seminoles?

asked Feb 9, 2018

2 answers

0 votes

193k views

The thumb is the only saddle joint in the human body. Yes, the thumb is the only saddle joint in the human body.

asked Nov 28, 2017

2 answers

4 votes

62.1k views

A=V1-V0/t solve for V1

asked Nov 7, 2017

2 answers

2 votes

901 views

An amount of nitrogen undergoes a physical change and increases its volume. What can be known about this physical change? The boiling point of the nitrogen increased. The mass of nitrogen increased. The

asked Sep 13, 2017

2 answers

1 vote

209k views

Solve this inequality j/4 - 8 < 4

asked Aug 17, 2017

1 answer

3 votes

145k views

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