Questions by Barry Staes

Questions by Barry Staes

Suppose a 200-mm focal length telephoto lens is being used to photograph mountains 11.5 km away. Part (a) What is image distance, in meters, for this lens? Part (b) What is the image height, in centimeters,

asked Mar 14, 2020

1 answer

5 votes

107k views

Energy conversion from potential energy (the energy of position or composition) to kinetic energy (the energy of motion) is illustrated by the diagram of a roller coaster.

asked Feb 16, 2020

1 answer

4 votes

12.8k views

Our nearest star (other than the Sun) is 4.2 light-years away. That is, it takes 4.2 years for the light it emits to reach Earth. How far away is it in meters?

asked Jan 1, 2020

1 answer

1 vote

109k views

I’m the 30-60-90 triangle below side S has a length of ___ and the hypotenuse has a length of __.

asked Aug 10, 2019

2 answers

2 votes

26.3k views

❤️ help needed.......

asked Aug 9, 2019

2 answers

1 vote

188k views

In which statement is the transition used correctly? 1. Gold in California ignited interest in a railroad to reach the West. As a result, Americans disagreed on where to build the railroad. 2. Gold in

asked Jul 26, 2019

2 answers

5 votes

84.4k views

Sean runs 3 1/2 miles in 28 minutes how long did it take him to run 1 mile

asked Jun 3, 2019

1 answer

0 votes

95.8k views

When a person convicted of a federal crime has an appeal denied in a federal court, what is the highest level of the judicial system that could hear his or her case? a.a u.s. court of appeals b.a state

asked Jan 15, 2019

2 answers

3 votes

17.3k views

I have a problem with past sentences

asked Jan 13, 2019

1 answer

2 votes

158k views

Explain how relaxing and laughing helps to reduce stress

asked Aug 22, 2018

2 answers

0 votes

65.6k views

Which solution shows the unsimplified solution for 3x^2-6x+2=0? A. x=6+√12/3 B. x=6+√12/6 C. x=6+√48/3 D. x=6+√48/6 ..............plus sign has a minus sign underneath it

asked Feb 10, 2018

2 answers

0 votes

73.1k views

We don't want to go to school. A. No quisimos ir a la escuela. B. No queríamos ir a la escuela. C. No querramos ir a la escuela. D. No queremos ir a la escuela.

asked Jan 21, 2018

2 answers

2 votes

126k views

One major result of the completion of the erie canal was that

asked Oct 28, 2017

1 answer

3 votes

203k views

Find the average rate of change of the function f over the given interval. f(x)=x^2-6/4x-8 from x=6 to x=8

asked Sep 28, 2017

1 answer

0 votes

121k views

Two pieces of silk have an electric charge after being rubbed on a piece of amber. What will happen when the two silk pieces are brought close together? A.They will repel one another. B. They will attract

asked Jan 23, 2017

2 answers

4 votes

52.8k views

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