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
Seed Growth
To observe germination and understand plant seeding development. To use the graphics calculator to find the line of regression.https://education.ti.com/en/activity/detail/seed-growth
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
Titration Experiment
This activity is a fast and safe microscale experiment which allows students to quickly determine the molariy of three weak acids (vinegar, soda, and citric acid). Since the process involves a monoprotic, diprotic, and a triprotic acid, students recieve good exposure to the stoichiometry involve...https://education.ti.com/en/activity/detail/titration-experiment
Diffusion and Equilibrium
Students will observe how equilibrium is reached when salt is added to water.https://education.ti.com/en/activity/detail/diffusion-and-equilibrium
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
Measuring Air Pressure
This activity is intended for my Introductory Meteorology class; an earth science elective intended for Juniors and Seniors. (It was orginally modifed from an Introductory Meteorology Laboratory Assigment taught to undergraduates at Florida State University. However, modifications could be done t...https://education.ti.com/en/activity/detail/measuring-air-pressure
How Long Ago Did You Have A Mole?
A great activity for mole day (10 / 23) or with radioactive decay! In this activity, students will predict when a 'mole of a substance' was presence. Based upon radioactive decay rate of a substance, the initial amount found, and the mole concept students will create a graph and interpolate wit...https://education.ti.com/en/activity/detail/how-long-ago-did-you-have-a-mole
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
Ohm's Law
In this activity, students will explore the relationship between current and potential difference for several resistors which obey Ohm's Law. They will experimentally measure the resistance of the resistors. Students will then examine the relationship between current and potential difference us...https://education.ti.com/en/activity/detail/ohms-law
Absorption and Radiation
Different surfaces absorb and radiate radiation at different rates. In this activity you will analyze the absorption and radiation rates of two surfaces by monitoring the temperature changes of each of them.https://education.ti.com/en/activity/detail/absorption-and-radiation
Heat Transfer by Conduction
The purpose of this activity is to monitor the transfer of heat between 2 materials by measuring the temperature changes in them.https://education.ti.com/en/activity/detail/heat-transfer-by-conduction
Linearity and Density
Students will perform an activity to determine the density of a metal from a graph of mass versus volumehttps://education.ti.com/en/activity/detail/linearity-and-density
Linearity with an investigation of Hooke's Law
Students will perform an activity which allows them to discover Hooke's Law for springs and determine the spring constant of a springhttps://education.ti.com/en/activity/detail/linearity-with-an-investigation-of-hookes-law
Index of Refraction: Treasure at the Bottom of the Sea
Refractive index is an important physical property of a substance that can be used for identification, purity determination or measurement of concentration. This activity is designed for the TI-Nspire handheld and intends to help students understand the refraction of light as it moves from one m...https://education.ti.com/en/activity/detail/index-of-refraction--treasure-at-the-bottom-of-the-sea
Discovering Ohm's Law
In this activity students use Vernier Voltage and Current Probes to investigate Ohm's Law. The students collect data and use their graphing calculators to perform data analysis and "discover" Ohm's Law.https://education.ti.com/en/activity/detail/discovering-ohms-law
Introduction to Electric Circuits
This activity will show how to properly connect wires to make a closed electric circuit. Included in this will be how to connect batteries in series and/or in parallel, and how to properly measure potential drops across a resistor and current for electron current and conventional current circui...https://education.ti.com/en/activity/detail/introduction-to-electric-circuits
Equipotentials and Electric Fields
In this activity, students explore the concept of equipotentials around point charges. Students use the simulation to plot equipotentials and observe the patterns near a single positive charge, near two positive charges, and near a positive and a negative charge. Students also explore the relat...https://education.ti.com/en/activity/detail/equipotentials-and-electric-fields
Equipotentials and Electric Fields
In this activity, students will explore concepts related to equipotentials near point charges and the relationship between equipotentials and electric fields. Students will use a simulation to plot equipotentials near a single positive charge, near two positive charges, and near a positive and a...https://education.ti.com/en/activity/detail/equipotentials-and-electric-fields_1
Exploring Hooke's Law
Students will conduct experiment to determine the spring constant of a spring scale and interpret data to find a linear fit for the data points.https://education.ti.com/en/activity/detail/exploring-hookes-law
Exploring Parametric Equations With the 'Human Cannonball'
Students will explore the use of parametric equations to model the motion of the 'Human Cannonball' after being fired from a cannon. Key graph features will be explored, including maximum height, length of time in the air, and maximum distance traveled through the use of parametric equations and...https://education.ti.com/en/activity/detail/exploring-parametric-equations-with-the-human-cannonball
Bones Bones Them There Bones
Student use the theory behind carbon dating to determine the age of bones discovered in a garden. The beta decay of C-14 to nitrogen is the basis for this exploration.https://education.ti.com/en/activity/detail/bones-bones-them-there-bones
Who Started it All?
Students look at the spread of disease and predict the model for that spread. Data is taken at the end of each "sharing" and the exponential model predicted is found to be faulty. The logistic model is then explore. Since we have the list of contacts and the data per contact we can trace it ba...https://education.ti.com/en/activity/detail/who-started-it-all
The Ball and All of Its Energy
Students will collect data using a CBR-2 and a ball. The will create an Nspire document to analyze the energy of that toss. Students learn how to collect data, create documents and graphs to analyze data and understand the ideas of conservation of energy.https://education.ti.com/en/activity/detail/the-ball-and-all-of-its-energy
Graphing Motion: Instantaneous and Average Speed (Follow up activity: Scalar and Vector Quantities)
Students are introduced to the calculator as a graphing tool and distinguish between average speed and instantaneous speed.https://education.ti.com/en/activity/detail/graphing-motion-instantaneous-and-average-speed-follow-up-activity-scalar-and-vector-quantities