Investigation: How Much Water Is In a Plant? Premises: 1. All living organisms consist mostly of water. 2. The adult human body is about 60% water. 3. As much as 95% of the weight of some plants is due to the amount of water they contain. Experimental Question: Which organic material has the greatest percentage of water: grass, grapes, or carrot? State Your Hypothesis: Materials Needed balance or digital scale grass clippings or leaves, grapes, carrot newspaper for drying plants Collecting Data 1. Weigh a handful of grass clippings then set them on a newspaper. 2. Weigh four grapes, then cut them in half and place on newspaper to dry. 3. Weigh a single carrot then cut into strips and set out to dry. 4. Weigh all the materials after they have dried overnight. Data Table & Analysis Fresh (g)
Dried (g)
Total water lost (g)
Percent Water
grass grapes carrot
1. Which material contained the most water (percentage)? How do you know? 2. Grass is a leaf, grapes are fruits, and a carrot is a root. Based on the data of this lab, do different parts of the plant contain more water than others? Suggest a reason for this. 3. A bag of popcorn kernels weighs 22 grams, and after popping them, the popcorn is weighed. The weight of the popcorn is 16 grams. Explain why the popcorn weighs less than the popcorn kernels. 4. Do your results confirm any of the 3 initial premises in this investigation? Explain reasons why your results may be different.
There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Water in Plants.
Sign in. Loading⦠Whoops! There was a problem loading more pages. Whoops! There was a problem previewing this document. Retrying... Download. Connect ...
The designations employed and the presentation of the material in this publication do not ... Printed at the Printing and Binding Service WHO Geneva, Switzerland ...... Previous Army Fluid Replacement Guidelines for Hot Weather Training a.
The water quality status of rivers in. Malaysia has always been a cause for concern for various local authorities, government agencies as well as the public at large. Rivers in Malaysia are generally considered to be polluted with coherent examples s
Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. water hammer in pipes pdf. water hammer in pipes pdf. Open.
Page 1 of 19. 1. The following article has been published in final form at: http://onlinelibrary.wiley.com/doi/10.1002/adma.201202219/abstract. Can doping graphite trigger room temperature superconductivity? Evidence for granular high-temperature sup
A National Committee of Experts ..... months as green marked tube-wells may also fall under the category of red mark. Also, .... A National Committee of Experts.
Surfactants are an important group of membranotro- pic pollutants [1, 2]. Higher plants, including aquatic ones, form the basis for phytotechnologies used to purify and remediate natural environment polluted with various agents [3]. Aquatic plants (m
reduction has gone for traditional âbuiltâ infrastructure, such as. wastewater treatment system upgrades. While these investments have. improved water quality ...
Page 1. Whoops! There was a problem loading more pages. Retrying... Water Rich Water Wise.pdf. Water Rich Water Wise.pdf. Open. Extract. Open with. Sign In.
Form A â Application for Effluent Discharge into Aquatic Environment ... cultivate or undertake any development activity within a minimum of six meters and a ...
issued with a licence by a local authority or sewerage service provider to discharge effluent into any existing sewerage ...... I hereby certify that the information given above is correct and true to the best of my ... Email: [email protected] .
... e l accesso alle informazioni la Top VIdeos Warning Invalid argument supplied for foreach in srv users serverpilot apps jujaitaly public index php on line 447.
Jan 15, 2009 - capacity or purchasing nutrient reductions from nonpoint sources in the watershed, usually farmers ... alternative abatement technologies because the benefits do not enter .... watershed, although we assume no market power.
Oct 7, 2011 - home parks, and small mixed commercial properties (AWWA,. 2000). However ... The number of service connections with meters of size 15 mm is about 92% of ..... 1 800 Ugandan Shillings (USh) per m3 (or 5.5 ZAR per m3), the annual financia