# Posts by carlo

Total # Posts: 32

Physics
A. 1.43

Math
Mildred has a bag of coins the back contains 10 dimes five Nichols and one penny to randomly select two coins from the bad one at a time with the replacement what is the probability that Mildred Will select the dime first then a penny

Algebra 1
r=distance/time r=36 miles/1 hour r=36 m/h or mph

physics mechanical energy and power
A car m = 1850 kg is traveling at a constant speed of v = 30 m/s. The car experiences a force of drag (air resistance) of Fd = 300 N. Write an expression for the power the car must produce Pi to maintain its speed. Part (b) What is the power in HP? No Attempt No Attempt Part (...

physics mechanical energy
A skateboarder with mass ms = 42 kg is standing at the top of a ramp which is hy = 3.7 m above the ground. The skateboarder then jumps on his skateboard and descends down the ramp. His speed at the bottom of the ramp is vf = 6.3 m/s. Write an expression for the work, Wf, done ...

physics
A block of mass m is initially at rest at the top of an inclined plane with a height = 4.4 m which makes and angle of θ = 17 degrees with respect to the horizontal. It is observed to be traveling at v = 0.2 m/s a distance d after the end of the inclined plane as shown. ...

trigonometry
howard and keight who are 2km apart are on a horizontal plane observe a balloon in the same vertical plane with themselves the angles of elevation are 50 degrees and 65 degrees respectively find the height of the balloon. A.if its situated between howard and keight B.If it is...

trig
howard and keight who are 2km apart are on a horizontal plane observe a balloon in the same vertical plane with themselves the angles of elevation are 50 degrees and 65 degrees respectively find the height of the balloon. A.if its situated between howard and keight B.If it is ...

CHEMISTRY HELP!!
Initial [HCHO2](M)= 0.5 [H+](M) = 0 [CHO2-](M)= 0 Change = ? Equilibrium = ?

CHEMISTRY HELP!!
Formic acid (HCHO2) is a component of bee stings. It is a weak acid and dissociates according to the equilibrium shown below: HCHO2 <===> H+ + CHO2- Kc = 1.8 x 10-4 For a 0.5 M solution of formic acid, we wish to determine the equilibrium concentration of H+. Complete ...

physics
thank you very much my friend.

physics
What is the cost of electrical heating 50 liters of water from 40degree celsius to 100degree celsius at USD 8.0 /kwh?

physics
A resistor is to have a constant resistance of 30(ohm), independent of temperature. For this, an aluminum resistor with resistance R1 at 0(Celsius) is used in series with a carbon resistor with resistance R2 at 0(Celsius). Evaluate R1 and R2, given that a1=3.9 x 10^-3 degree ...

technology in the classroom
what is one disadvantage of drill-and-practice programs?

curriculum content
which is the oldest art? A.Dram-theater B. photography C. Dance D. music

curriculum content
when are childern first developmentally ready to being learning science?

Teacher AIDE
classroom management techniques

Enhancing childrens selt-esteem
what is inappropriate for a teacher or teacher aide to

Elimination Method Help
3454657654

math
write as an algebraic expression five trips of x mileseach, plus another 5.8 miles. i am thinking 5 x + 5.8

math
write as an algebraic expression five trips of x mileseach, plus another 5.8 miles. i am thinking 5 x + 5.8

math
I am thinking that 10 x h+3

math
Write as an algerbraic expression 10 times higher than the chair's height h, plus 3 inches. Also\$3 more tha half of whaat Jason makes d.

Math
I know the fractional parts for each box but would i have abetter chance to win with box A ,Box B or with either one?

they have the same sound...but what to i write for the analogy??? batter is a type of ________as stake is type of______________ buckle is a type of__________as seat is a type of _____________

This is exactly as it shows on the work sheet. I can't figure it out.

language & arts question Relationships Example: glance is to look as gasp is to sound glance is a type look and gasp is a type of sound _______________________________________ make a realtionship: 1. Shatter is to break a. talent is to crowd b. batter is to stake c. write is ...