colleen

This page lists questions and answers that were posted by visitors named colleen.

Questions

The following questions were asked by visitors named colleen.

how mant electron valences are in CCl4

show that 6+6sin X is equivakent to --------- - 7 cos x 6cos x ------------ -7(1- sin x)

A crate with mass 32.5 kg initially at rest on a warehouse floor is acted on by a net horizontal force of 140 . How far does the crate travel in 10.0s? What is its speed at the end of 10.0s?

The upward normal force exerted by the floor is 620 N on an elevator passenger who weighs 650N. What are the reaction forces to these two forces? Is the passenger accelerating? If so, what are the magnitude and direction of acceleration?

A loaded elevator with very worn cables has a total mass of 2200kg, and the cables can withstand a maximum tension 28 000N a) what would be the maximum upward acceleration for the elevator if the cables are not to break? b) what would be the answer to par...

An earth satellite moves in a circular orbit with an orbital speed of 6200m/s. a) find the time of one revolution. b) find the radial acceleration of the satellite in its orbit.

a) compute the kinetic energy in Joules of a 1600kg automibile traveling at 50.0 km/h. By what factor does the kinetic change if the speed is doubled?

the hammer of a pile driver weighs 3800N and must be lifted vertically 2.80 m at constant speed in 4.00 s . What horsepower must the engine provide to the hammer?

What is the potential energy for an 800 kg elevator at the top of Chicago's Sears tower , 440 m above street level? Let the energy be zero at street level.

Two uniform spheres , each of mass M and radius R, touch one another. What is the magnitude of their gravitational force of attraction?

A circular steel wire 2.00 m is to stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of wire. What minimum diameter is required for the wire?

what is a immigrant women and what is a refugee women?

i need to know 5 communication skills working with a person that has mental ilness

one of the most important function pf a child's peer group is

SAMUEL IS BEGINNING TO REALIZE THAT HE HAS A TALENT FOR ART, AND HE FEELS GOOD ABOUT IT WHICH OF ERIKSONS STAGES MAY HE HAVE REACHED(A) AUTONOMY VS SHAME (B) INDUSTRY VS INFERIORITY ( C)INITIATIVE VS GUILT (D)IDENTITY VS ROLE CONFUSION

proximal development

What is an equivalent expression of 8 • n - 18 + 6 - 5 • n

Rebecca is studying the range of growth of tomato plants. She measured the following data in the fourth week of growing her plants. tomato plant measured growth 1 1.5 cm 2 6.5 cm 3 7 cm 4 6.5 cm 5 3.25 cm 6 7.75 cm 7 5.5 cm 8 6 cm Given this data, what sh...

I need help with my quiz in week 2

From the perspective of a core country (e.g. France or Germany), explain the positive andnegative factors associated with being a member of the European Union.

What is the eleven letter word that describes the process by which the alcohol leaves the body.

One of the results of the Industrial Revolution was Which of these was not a feature of working class life in early industrial societies The advantages that led Britain to the Industrial Revolution included

how to draw a right triangle with one acute angle measuring 75 degrees and a leg of 5cm on a side of the 75 degree angle

the Indian ocean was largely spared large-scale warfare because

Find warranty period (in days) for a washing machine whos average (mean) life is 6 years and standard deviation of 2.5 years. Assume 365 days in a year.

Answers

The following answers were posted by visitors named colleen.

child care staff are most effective during science activities when they

c asking divergent question

b providing opportunties for compettion

A ASKING DIVERGENT QUESTION (b) ANSWER QUESTION AS SOON AS THEY'RE ASKED (C) GUIDE CHILDREN THROUGH STRUCTURED ACTIVIES (D) LIMIT EXPERIMENTATION TO ENSURE SAFETY

answer 13 is not d

the answer is (b)

can you help me with english 121 week3 discussion 1 and2

i need help with english 121 with week 2 discussion 1

could you give me some web sites maybe? because i cannot find anyting on this

slippery slope fallacy

director : cast thank you

Julie and Kurt get married and had a body'' is best symbolized as

i need help with these answer

the indian ocean was largely spared large-scale warfare because

the Indian ocean was largely spare large- scale warfare because

What is the quotient of 2,100 divided by 4?