# Yahoo Web Search

1. Sort by

1. ### a sphere has the volume 36π cm^3 .What area does the sphere have?

The volume of a sphere with radius "r" is given by: V = 4*π*r³/3 so: r = (3V/(4π))^(1/3) The surface area of a sphere with radius "r" is given by: A = 4π*r² You want to know the area given the volume...

4 Answers · Science & Mathematics · 31/10/2019

2. ### Question for physics?

acceleration a = 9.8*(16-2.5)/(16+2.5) = 7.15 m/sec^2 time t = √h/a = √3.8/7.15 = 0.719 sec

2 Answers · Science & Mathematics · 30/10/2019

3. ### Is there anything alive at the bottom of the sea?

..., some gigantic single-celled amoebas with a size of more than 10 cm (4 in), belonging to the class of xenophyophores were ...

6 Answers · Science & Mathematics · 27/10/2019

4. ### average induced emf problem?

e = A*(0.36-(-0.20))/0.14 = 0.7854*0.116^2*0.56/0.14 = 42.3 mV

1 Answers · Science & Mathematics · 26/10/2019

5. ### Homework help- Math?

convert inches to cm - m - micrometers 3.5in X 2.54cm/in X 1m/100cm X...

4 Answers · Education & Reference · 22/10/2019

6. ### A 250 g baseball is pitched at 26 m/s spinning at 45 rad/s . You can treat the baseball as a uniform solid sphere of radius 2.7 cm?

KE = ½mV² = ½(0.25)(26)² = 84.5 J I = cMR² = (2/5)(1/4)(0.027)² = 0.0000729 kg•m² AKE = ½Iω² = ½(0.0000729)(45)² = 0.0738 J Total energy = 84.6 percent...

1 Answers · Science & Mathematics · 20/10/2019

7. ### Derivative Question?

L = Lo*(1+k*ΔT) L = 120*(1+17*10^-6*(24-21)) = 120.006 mm lenght increases by 6 μm

1 Answers · Science & Mathematics · 20/10/2019

8. ### As you drive down the road at 18 m/s , you press on the gas pedal and speed up with a uniform acceleration of 1.22 m/s2 for 0.70 s .?

angular speed ω = V/r = 18/(1/3) = 54 rad/sec angular acceleration α = at/r = 1.22/(1/3) = 3.66 rad/sec^2 angle Θ = ω*t+ α/2*t^2 = 54*0.7+1.83*0.7^2 = 38.70 radians ... rounded up to 39

1 Answers · Science & Mathematics · 17/10/2019

9. ### TTC peeps: Could I be pregnant?

Negative test means not pregnant

2 Answers · Pregnancy & Parenting · 16/10/2019

10. ### When a pitcher throws a curve ball, the ball is given a fairly rapid spin.?

What do they mean by "how much?" trans KE = ½mv² = ½ * 0.15kg * (44m/s)² = 150 J ◄ how much rot KE = ½Iω² and for a solid sphere I = (2/5)mr² so rot KE = ½ * 0.4*0...

3 Answers · Science & Mathematics · 16/10/2019