Recent activity by Yoav Schwartz

Recent activity by Yoav Schwartz

An Olympic swimmer trains in a countercurrent river. If his speed in the pool is 2.5 yards/sec, what is his real speed if the river has a speed of 0.78 m/s?

answered Oct 20, 2024

1 answer 86.7k views

How was Thomas Jefferson good for the growth of young America

answered Sep 14, 2024

1 answer 86.4k views

2x+5y=0 3x-4y=23 find x and y simultaneous equations

answered Jul 16, 2024

2 answers 165k views

Give synonym for unbeatable

asked May 7, 2024

2 answers 108k views

Triply charged uranium-235 and uranium-238 ions are being separated in a mass spectrometer. (The much rarer uranium-235 is used as reactor fuel.) The masses of the ions are 3.90×10⁻²⁵kg and 3.95×10⁻²⁵kg,

asked Feb 18, 2024

1 answer 83.1k views

44. Which of the following was NOT on of the five hearths of civilization urbanization? A. Greece B. Indus River Valley C. Mesoamerica D. Mesopotamia

asked Feb 15, 2024

1 answer 69.4k views

You can customize the Icon Bar by changing the Icon Bar User Preferences a-true b-false

answered Jan 21, 2024

1 answer 87.8k views

only is connect collecting signatures for a petition. She is currently has 520 signatures. She needs a total of at least 1,000 signatures before she can submit the petition Allie wants to collect the same

asked Nov 9, 2023

1 answer 189k views

What is the equation of the line that passes through the point (4.11) and is perpendicular to the line with the following equation? y= 4/3x+7 A. y= -3/4x+14 B. y= -3/4x+ 8 C. y= 4/3x+ 7 D. y= 4/3x-15

asked Sep 21, 2023

1 answer 233k views

What happens if hydrogen peroxide builds up in cells (enzyme catalysis lab) biology

asked Aug 7, 2023

1 answer 147k views

Identify the polygon with vertices H(-6, -2), A (-10,4), T(-6,6), and C(-2,4) and then find the perimeter and area of the polygon.

answered Aug 5, 2023

1 answer 102k views

What is the total number of moles of hydrogen gas contained in 9. 03 × 1023 molecules?.

asked Jul 20, 2023

1 answer 137k views

Solve the right triangle. Round decimals to the nearest tenth

answered Apr 29, 2023

2 answers 133k views

If X = 4, what is the value of X to the power of 2 - 2X Group of answer choices 24 8 16 0 Thx a whole bunch!

answered Apr 2, 2023

2 answers 139k views

What was the country divided over in Monroe's term as president?

answered Mar 28, 2023

1 answer 181k views

Find the equation of a line that goes through the points (8,9) and (-4, 15).y=-*(1 + 4) + 15Oy=-2(x + 4) + 15Oy=-2(x+8) - 9Oy= } (x – 8) – 9

answered Mar 18, 2023

1 answer 139k views

Can someone help, please?!

asked Sep 19, 2022

1 answer 80.6k views

What is the ratio of 7 boys to 8 girls playing volleyball

asked Aug 15, 2022

1 answer 31.6k views

Use the volume formula to find the volume of this prism. A. 140 cm3 B. 500 cm3 C. 700 cm3 D. 900 cm3

answered Aug 13, 2022

2 answers 179k views

5. A rock is dropped off of a bridge that is 50 feet above a river. How long will it take the rock to hit the water? (Hint: remember, the initial velocity is zero),

asked Aug 6, 2022

1 answer 105k views

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