Tuesday
July 22, 2014

Posts by Fonda


Total # Posts: 19

physical science
Which one of these statements is true about Copernicus? a. His model included planetary orbits that were circular. b. He believed that Ptolemy's ideas about the shape of orbits were correct c. His model could not account for retrograde motion of Mars. d. His model of the u...

physical science
An azimuth angle of 135 degrees would correspond to:

physical science
The declination of the Sun on March 21 on Earth is

physical science
At noon on September 21, the Sun is directly overhead at a latitude of

physical science
An observer measures the North Star (Polaris) at an altitude of 450. The observer's position is

physical science
A small car with a weight of 2000 lb traveling at 30 mph can stop in about 100 ft. How far does it take for a large SUV weighing 8000 lb to stop if it is also traveling at 30 mph?

physical science
A car traveling at 30 mph can stop in about 100 ft. How far does it take for the same car to stop if it is traveling at 60 mph?

physical science
What is the normal maximum amount of negative "g" forces allowed for a roller coaster ride?

physical science
A force of 1 N is exerted on a 10-kg rock. What is the acceleration of the rock?

physical science
Which of the following four bodies has the greatest kinetic energy? a. A body of mass 1 kg moving with speed 1000 m/s. b. A body of mass 2 kg moving with speed 50 m/s c. A body of mass 3 kg moving with speed 50 m/s d. A body of mass 50 kg moving with speed 2 m/s e. A body of ...

physical science
An object on a flat frictionless table has a net horizontal force of 10 N exerted on it. What type of motion would the object have?

physical science
A 1 kg object requires 10 N of force to lift it 5 m from the bottom of a well. (use g = 10 m/s2) What is the kinetic energy when the object has fallen halfway down the well (2.5m)?

physical Science
A 1 kg object requires 10 N of force to lift it 5 m from the bottom of a well. (use g = 10 m/s2). The object is then dropped. What is the total energy when the object has fallen halfway down the well (2.5m)?

Math
You have to get your like terms on the same side, example 10x-5=5x+10 10x-5+5=5x+10+5 10x=5x+15 10x-5x=5x-5x+15 5x=15 5x/5=15/5 x=3

Math
I am supposed to find the 1st and 3rd quartiles of the following.And they are multipul choice: 0.08,0.16,0.18,0.20,0.22,0.25,0.27,0.27,0.28,0.32 Q1; 0.16+0.18=0.34÷2=0.17 Q3; 0.27+0.28=0.55÷2=0.275(.28) A. 0.18;0.27 B. 0.18; 0.28 C. 0.16; 0.28 D. 0.16; 0.27 What ...

Nutriton
I am wondering how would you do a slide show about the Nutritional Needs in Pregancy, infants teenagers, adults, and older adults. I am confussed on what I need, I was thinking using the food needed along with the amount of calories for teen-older adults. These sites have info...

Math
I am having an issue with this problem: Subtract: 8 gal 7 qt - 3 gal 2 qt A. 6 gal 3 qt B. 6 gal 1 qt. C. 5 gal 3 qt. D. 5 gal 2 qt. I thought it totaled to 5 gals. 5 qt. You are correct, however, it can be reduced. Four quarts is a gallon, so simplify five gallsons and five q...

Geometry
How do I find the mesurements of a isosceles triangle? I have the sides set as E=72 degrees, and the legs that come down are 15, and i have to find D and F..I have no clue how to do this. Or any idea of a formula to help with this. The two base angles are equal, and the sum of...

Math
Write the decimal equivalent, using the bar notation. 5/11 I am wondering if I am doing this correct? 11divided by 5 which equals 0.4545 with the 45 repeating. 5 divided by 11. Not 11 divided by 5. But you came up with the correct answer. It would be .45 with a line over the 4...

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