Thursday
May 5, 2016

# Posts by Mateo

Total # Posts: 33

Physics
A ball is thrown upwards with an initial velocity of 70 m/s 1. What is the velocity after 3 seconds? 2. What is the acceleration at the top of its path? 3. How many seconds does it take the ball to go up? 4. How many seconds does it take to hit the ground? 5. How high does the...
January 28, 2016

Math
bills' trail mix has 6 cups of walnuts and 10 cups of cranberries. using the same recipe, how many cups of walnuts go with 15 cups of cranberries
April 27, 2014

math
What is mental math?
September 30, 2013

math
How can you order 3 fractions by using a number line?
March 25, 2013

math
One batch of fruit salad has equal amounts of which kinds of fruit?Explain how you decided.
March 25, 2013

math
How can you order 3 fractions by using a number line?
March 25, 2013

social studies
How many regions does the United States have?
March 19, 2013

math
Marty ate 1/4 of his pizza and Luis ate 1/3 of his pizz.marty ate more pizza than luis.how is that possible?
March 18, 2013

math
Why is 1/8 greater than 1/10 but less than 1/3?
March 18, 2013

unkown
How many people have 91% of vitiamans?
March 7, 2013

math
28 kids were waiting at a bus stop.19 kids went to play.How many kids are waiting at the bus stop?
March 6, 2013

fractions
Eric and frank want to share 1and 1/3 feet of rope . What length of rope should each friend get?
March 6, 2013

Math
Sally bought a sweater for \$46.75 that originally cost \$85.00. What was the percent of decrease from the original to the sale price?
January 15, 2013

7/10 is greater
January 14, 2012

algebra
I think the green creatures had about 12 and for the amount of blue creatures is 32 and the exception of the leader of the aliens which states that it had 3 heads and 4 feet to complete the solution of this problem.
December 12, 2011

physics
What is the wavelength of the peak of the blackbody radiation curve for the human body (T = 310 K)?
April 28, 2011

physics
The wavelength of an electromagnetic wave is measured to be 600 m. What is the frequency of the wave?
April 28, 2011

Physics
The generator at a power plant produces AC at 24,000 V. A transformer steps this up to 345,000 V for transmission over power lines. If there are 2,000 turns of wire in the input coil of the transformer, how many turns must there be in the output coil?
April 28, 2011

physics
What is the frequency of the EM wave emitted most strongly by a glowing element on a stove with temperature 1,500 K
April 28, 2011

Chemistry
What mass of baking soda (NaHCO3) would be required to neutralize 10.00mL of 12.1M muriatic acid remaining in a empty water bottle? HCl(aq)+NaHCO3(aq)=>NaCl(aq)+CO2(g)+H2O(l)
April 13, 2011

chemistry
Thanks Dr.Bob!
April 13, 2011

Math
THE LOAN ARRANGER
April 13, 2011

science
need a science project for 7th grade using toy train.
January 29, 2011

space
what is the day and nigh time temp. on jupiter
November 14, 2010

space
thanks -i know that its not an exast answer did a hole project on it... but the teacher asked so an estimated answer is all i need... as i said thanks any way ...
November 14, 2010

space
gowing 10,00 miles per hour how long will it take to get to jupiter from earth with earth the sun and jupiter alined like a straight line or just an estimation
November 14, 2010

space
yes i know ... say at opposie sides of the sun.
November 14, 2010

space
traveling 10,000 miles per hour how long will it take to get to jupiter from earth
November 14, 2010

math
two trains leave at the same time from stations 284 miles apart, traveling toward each other at 33mph and 38 mph respectively. how long will it take them to meet?
October 16, 2010

physics
Acceleration is Delta V, over Delta T which equals V2-V1, over Delta T Delta referring to the change in velocity and change in time
March 5, 2010

physics
R1 and R2 are both the radius of the circles at the bottom and top respectively. I don't know the answer, I'm looking into that as well. At least you know that it's a radius now! :D
February 26, 2010

math
8 ducks and 4 cows D + C = 12 8 + 4 = 12 2 D + 4 C = 32 2(8)+ 4(4)= 32 16 + 16 = 32 32 = 32
March 16, 2009

math
Might be subtraction.so I don't know this.
April 6, 2008

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