# Yahoo Web Search

1. ### Does the nasal swab covid test hurt and how long is it?

no it doesn't hurt, it a soft sponge tip its just a bit weirdly uncomfortable and on out testkit it states 5 secs each nostril

1 Answers · Health · 28/10/2020

2. ### a Martian rock weighs 15 Newtons on Mars. How much will it weigh on Earth? (The acceleration due to gravity on Mars is 3.7 m/ sec ^2)?

15 = 3.7 m/ sec ^2 mars       = 9.8 m/ sec ^2 earth 15 x 9.8 = We x 3.7 Weight in Earth = 39.7 Newtons Please Rate me Toast!!

2 Answers · Science & Mathematics · 28/10/2020

3. ### Physics: Centripetal Acceleration?

ω = PI/(2*0.397) = 1.26 PI rads/ sec

2 Answers · Science & Mathematics · 28/10/2020

4. ### Trigonometry Question?

The cool thing about radians is it directly matches to the distance along a unit circle, so just multiply the *radius* times the angular velocity. v = rω v = 6.15 cm * 5.2 rad/ sec v = 31.98 cm/ sec Answer: ~32 cm/ sec

3 Answers · Science & Mathematics · 26/10/2020

5. ### A long jumper leaves the ground at an angle of 16.4 degrees to the horizontal and at a speed of 11.1 m/s.-?

Voy = Vo*sin 16.4 = 11.1*0.282 = 3.1 m/ sec   Vox = Vo*cos 16.4 = 11.1*0.959 = 10.6 m/ sec   range R = Vo^2/g*sin (16.4*2) = 123/9.806*0.542 = 6.80 m (angle is too small)

2 Answers · Science & Mathematics · 27/10/2020

6. ### Mass on a Spring?

energy lost by friction FE = m*g*μ *x = 1.516*9.806*0.31*8*10^-2 = 0,369 joule  (1.68-0.369)*2 = 1.516*V^2 V = √ (1.68-0.369)*2 / 1.516 = 1.32 m/ sec

1 Answers · Science & Mathematics · 26/10/2020

7. ### how is the situation now with the stock markets similar to situation right before the Oct. 1929 crash?

... to corner the market with insider information, a practice outlawed by the SEC for just that reason.  But will a 27,000 point market crash to say 10,000, not...

8. ### Can a lift damage my vehicle ?

There are some points that can't support the weight of the vehicle, and others that can. Sometimes the right points are chosen but it's not sitting right, and it's better to be safe than risk damage or slippage. That's...

8 Answers · Cars & Transportation · 24/10/2020

9. ### physiccss?

...climb N stairs per second given by the power output (energy/ sec ) divided by the work to climb one step (energy/step) --->   N = ...

2 Answers · Science & Mathematics · 23/10/2020