Recent activity by Jefferson Sankara

Recent activity by Jefferson Sankara

If light moves and 300, 000m / s in a vacuum what would be the wavelength of a light wave that has a frequency of 40,000Hz in outer space ?

answered Oct 22, 2023

1 answer 193k views

What does Sugarcandy Mountain represent in the story?

asked Oct 20, 2023

2 answers 160k views

How often does the dragon at universal breathe fire.

answered Sep 21, 2023

2 answers 187k views

HELP ASAP ILL MARK BRIANLIST Some historians point out that Woodrow Wilson's policies were not completely progressive. Why would they say this?

answered Sep 13, 2023

1 answer 97.3k views

A triangle has side lengths 85, 84 and 13. Is the triangle a right triangle? Explain.хe² +6² = ²Pythagorean Theorem852 +842 = 132 Substitution Property7225+2056=169✓Submitma85 >89 B

asked Aug 3, 2023

1 answer 122k views

. Which list shows the numbers in descending order? a -19/2, -3 1/4, -1.2, 38/6, 7 b 7, 38/6, -19/2, -3 1/4, -1.2 c -19/2, 7, 38/6, -3 1/4, -1.2 d 7, 38/6, -1.2, -3 1/4, -19/2

answered Jul 11, 2023

1 answer 118k views

The maximum possible efficiency of a reversible heat engine is 79.46% when the cold temperature is 224.0°C. What is the hot temperature in degrees Celsius?

asked Jun 7, 2023

1 answer 210k views

1. Gravity is an ______force.

answered Mar 7, 2023

2 answers 47.0k views

Find the smallest value of k if 360k is a perfect square

asked Jan 11, 2023

1 answer 169k views

A man makes a concrete mixture using cement sand and water in the ratio 1:3:6 respectively A) if he uses 4 bags of cement how many bags of sand are needed B) how many buckets of water are needed if he

asked Nov 24, 2022

2 answers 78.5k views

I'll give 100 points to who gives the best answer. The figure below shows a shaded region and a non-shaded region. Angles in the figure that appear to be right angles are right angles. What is the area,

asked Nov 21, 2022

1 answer 138k views

I don't understand how to do this?

answered Nov 20, 2022

2 answers 217k views

I need help with this one as well and again no links please

asked Sep 17, 2022

1 answer 129k views

ASSIGNMENTS COURSES Assignment -9. Why Seasons Change Attempt 1 of 2 1 2 3 4 5 6 7 The north end of the earth's axis points the sun in winter. to away from

answered Sep 14, 2022

1 answer 113k views

When you are at an interview, you should be courteous to: O A. everyone you meet. B. only the receptionist. C. only the secondary interviewers. D. only the primary interviewer.

answered Aug 19, 2022

2 answers 217k views

Que es un guion de cortometraje?

answered Jul 20, 2022

1 answer 127k views

What is NOT a function of the nucleus?

answered Jul 17, 2022

1 answer 195k views

Can you please help with both? :)

asked May 14, 2022

1 answer 213k views

An investment will pay $100 at the end of each of the next 3 years, $250 at the end of Year 4, $300 at the end of Year 5, and $600 at the end of Year 6. If other investments of equal risk earn 12% annually,

answered May 6, 2022

1 answer 189k views

If the mass of an object is 15 kg and the velocity is -4 m/s, what is the momentum?

asked Apr 4, 2022

1 answer 79.0k views

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