Variety is the Spice of Life
In this activity, students will collect data on all members of the class. They will make a graph of the data collected, interpret variations, and then draw conclusions.https://education.ti.com/en/activity/detail/variety-is-the-spice-of-life
Investigating of pH and Conductivity during a titration of a diprotic acid
In this investigation sulfuric acid will be added to a solution of Ba(OH)2 using a pH probe and a conductivity probe. From this process the pH of first and second equivalence points will be determined along with mapping the conductivity during the titration process.https://education.ti.com/en/activity/detail/investigating-of-ph-and-conductivity-during-a-titration-of-a-diprotic-acid
NY Chemistry Regents (January 2009)
This TNS file contains the 30 Part A multiple choice questions and answers from the January 2009 Chemistry Regents exam for New York State. The complete exam may be found at http://www.nysedregents.org/testing/scire/regentchem.htmlhttps://education.ti.com/en/activity/detail/ny-chemistry-regents-january-2009
Exploring the Relationship Between Mass and Volume
In this activity the student will use the List and Spreadsheet, Graphs and Geometry, and Calculator applications to analyze the relationship between mass and volume. The student will use the following functions: enter data into lists name lists use formulas to populate data determine regression...https://education.ti.com/en/activity/detail/exploring-the-relationship-between-mass-and-volume
The River of Life
In this activity, students compare human body mass with blood volume. They graph the data and build a regression model. They estimate their own blood volume and also predict volumes of blood for other animals.https://education.ti.com/en/activity/detail/the-river-of-life_1
Finding the % salt in seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the % of salt and the mass of salt water. Using this graph, students will be able to determine the concentration of salt in a sample of ocean water. The activity provid...https://education.ti.com/en/activity/detail/finding-the--salt-in-seawater
Science TODAY™ - More of U.S. (formally Science TODAY™ - More the Merrier)
Students examine the USA TODAY Snapshot™ "More of U.S.", construct a graph from the data, produce a mathematical model (linear) for the data, determine the rate of change for the data, and make predictions about future population levels.https://education.ti.com/en/activity/detail/science-today--more-of-u-s--formally-science-today--more-the-merrier
Science TODAY™ - The USA's Expanding Weight Problem
This activity reveals the incidence of obesity in the United States. Students will analyze "The USA's expanding weight problem" and other data to construct a graph, analyze the trends in the data, and make predictions about the future.https://education.ti.com/en/activity/detail/science-today--the-usas-expanding-weight-problem
Gas Lab
Students determine the molecular weight of a pure gas in a balloon by using gas laws and trapping the gas in a glass bottle. Students watch the instructor demonstrate the lab on day one. On day two and three they practice the lab. On day four we discuss the lab and all the calculations. On da...https://education.ti.com/en/activity/detail/gas-lab
Sheep Selection Program
Students perform one-variable statistical analysis on birth weight data of a flock of sheep. Primary emphasis in a sheep selection program should be based on the number of lambs born and weaned per ewe exposed (permitted to mate with a ram during a specific time frame determined by the shepherd, ...https://education.ti.com/en/activity/detail/sheep-selection-program
Something's Fishy
In this activity, students examine the size, mass, and growth rates for three species of fish. They interpolate and extrapolate from best-fit models. Students compare the growth rates of endothermic and exothermic animals.https://education.ti.com/en/activity/detail/somethings-fishy
What Does a Buffer Do?
Buffers are solutions that resist a change in pH. In this activity, students will add HCl dropwise to a measured amount of water, monitoring the pH. Students then repeat the process, using a simple buffer prepared by combining baking soda and tonic water. A comparison of the results will allow...https://education.ti.com/en/activity/detail/what-does-a-buffer-do
Vernier - Conductimetric Titration and Gravimetric Determination of a Precipitate
Students use a Conductivity Probe to measure change in conductivity during a chemical reaction and determine the equivalence point of the reaction They determine the mass of the product and calculate the molar concentration of the reactant solution.https://education.ti.com/en/activity/detail/vernier--conductimetric-titration-and-gravimetric-determination-of-a-precipitate
Amazing Fetal Growth
Students will graph data of human fetal growth and describe the rate of human fetal growth.https://education.ti.com/en/activity/detail/amazing-fetal-growth
Designing a Reaction Rate Experiment
...reaction between baking soda and vinegar. The dynamic nature of the reaction, coupled with a wide range of possible choices of independent variable, makes this a highly engaging activity. Students will learn the meaning of independent and dependent variable, and gain an understanding of experi...https://education.ti.com/en/activity/detail/designing-a-reaction-rate-experiment
Designing Hot and Cold Packs
Purpose: To calculate the molar enthalpy of dissolving for three ionic solids, and to use this information to design a cold pack. In this experiment you will measure the heat changes which occur from various salts dissolving in water, and then you will use this information to design a hot pack an...https://education.ti.com/en/activity/detail/designing-hot-and-cold-packs
Diprotic Acid Lab and Easy Data
Maleic Acid gives an excellent diprotic acid titration curve showing both inflection points clearly for calculation of molecular weight.https://education.ti.com/en/activity/detail/diprotic-acid-lab-and-easy-data
Electrolysis of Water
Students will learn to write the half reactions that occur at each electrode during the electrolysis of water, performed in microscale using a 9V battery as a power source. In monitoring the pH at each electrode, studens will learn that H2 is accompanied by the formation of OH- ions and that H+ i...https://education.ti.com/en/activity/detail/electrolysis-of-water
Growing Babies
In this activity, students observe and graph data about human fetal growth rates. Students build a regression model based on the data and compare values with those of other mammals. They also compare the data to non-mammal species.https://education.ti.com/en/activity/detail/growing-babies
Graphing Nature
Students compare blade size of leaves from one species and between closely related species. Evolution through natural selection accounts for the diversity of species developed through gradual processes over many generations. Biological adaptations include changes in structures, behaviors or phys...https://education.ti.com/en/activity/detail/graphing-nature
Human Genetics
This StudyCards(tm) stack enables students to review the vocabulary used in studying human genetics.https://education.ti.com/en/activity/detail/human-genetics
CellSheet™ App - Chemistry & Biology Examples
Students use the CellSheet App to enter data and text in cells, create cell formulas and use built-in functions. Students explore the utility of this App in science classes, such as Chemistry and Biology. They calculate the molarity of a solution and compare the gestation periods for different ma...https://education.ti.com/en/activity/detail/cellsheet-app--chemistry--biology-examples
Electron Charge Lab
Student may experimentally determine the magnitude of the elementary charge on an electron.https://education.ti.com/en/activity/detail/electron-charge-lab
Vernier - Where IS North?
In this activity, students will use a Magnetic Field Sensor to measure the magnetic field of the Earth and to determine magnetic north. They will also calculate the magnetic inclination and declination at their location.https://education.ti.com/en/activity/detail/vernier--where-is-north
Down on the Farm(s)
Students graph data for human population growth versus the number of farms to investigate the relationship between urban expansion and disappearance of green space.https://education.ti.com/en/activity/detail/down-on-the-farms