Vernier - pH
Students use a pH sensor to measure the pH level of water in a stream or lake. They examine how air pollutants like sulphur dioxide, nitrogen oxides, and carbon dioxide cause acid rain, which affects the pH of water bodies and aquatic organisms.https://education.ti.com/en/activity/detail/vernier--ph
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
August 2008 Chemistry Regents
This file contains the first 30 multiple choice questions from the August 2008 New York Physical Setting (Chemistry) Regents examination. This file is for use on TI-Nspire handhelds with or without the TI-Navigator system. The Navigator system is highly recommended as it allows for quick analys...https://education.ti.com/en/activity/detail/august-2008-chemistry-regents
Projectile Motion Simulation
Students can investigate the effects of changing various initial quantities on the motion of a projectile. The simulation allows for firing a projectile over or up onto a cliff or over level ground. The results are displayed both graphically and mathematically.https://education.ti.com/en/activity/detail/projectile-motion-simulation
Solar Cookers and Easy Data
Students use a TI-84, Easy Temp and Easy Data to measure the quality of their solar cookers. Hot dogs are heated under the May sunshine after students design, build and test their own solar cookers.https://education.ti.com/en/activity/detail/solar-cookers-and-easy-data
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
Steady-State Circuit Analysis and Filter Design
Shows how the TI-89 implements phasors to perform sinusoidal steady-state analysis. the focus in on how to enter and display complex numbers. This chapter also shows a typical steady-state application - how to use the Numeric Solver to find the required order of lowpass Butterworth and Chebyshe...https://education.ti.com/en/activity/detail/steadystate-circuit-analysis-and-filter-design
Two Hot, Two Cold
In this activity, students collect both Celsius and Fahrenheit temperature data for several water samples of varying temperatures. They use the data to find a conversion equation that will calculate the Fahrenheit temperature for any given Celsius temperature.https://education.ti.com/en/activity/detail/two-hot-two-cold
Silenced Songbirds
Students calculate the probable number of Golden-Cheeked Warblers present in a particular area. Students prepare a marked map, calculate the number of square miles in the marked area, and estimate the number of birds that live in the area.https://education.ti.com/en/activity/detail/silenced-songbirds
Patterns in Counting
Students learn to count in multiples of numbers using concrete objects and a calculator. They also connect number symbols to quantities, and look for patterns in the number symbols.https://education.ti.com/en/activity/detail/patterns-in-counting
What's the Plan?
Students investigate area with nonstandard and standard units of measure. They work to plan a unique vegetable garden and calculate the costs of plants for the garden.https://education.ti.com/en/activity/detail/whats-the-plan
Water, Water
Students solve a real-world problem involving water consumption. They determine if an aquifer can be used as a water source for a new town with a population of 5,000 people.https://education.ti.com/en/activity/detail/water-water
Skip Counting by 5
Students will compare counting sequences on their calculator with the patterns they generate on their own hundreds chart.https://education.ti.com/en/activity/detail/skip-counting-by-5
Perimeter Patterns
Students investigate patterns in ordered pairs generated by constructing a sequence of similar shapes. They then use the patterns and the calculator to predict the perimeter of a specific shape in the sequence.https://education.ti.com/en/activity/detail/perimeter-patterns
Forensics Case 13 - Life in the Fast Lane: Using skid marks to determine vehicle speed
Students determine the coefficient of friction between a vehicle and a road surface. They use the length of the skidding distance to determine the speed of a vehicle before its brakes were applied. Students convert between SI units and Imperial units and rearrange equations to solve for different...https://education.ti.com/en/activity/detail/forensics-case-13brlife-in-the-fast-lane-using-skid-marks-to-determine-vehicle-speed
Forensics Case 14—Hot Air, Cold Body: Using Newton's Law of Cooling to Determine Time of Death
Students create a temperature versus time graph for cooling and become familiar with Newton's Law of Cooling. They use the cooling-rate equation to estimate time of death of the victim.https://education.ti.com/en/activity/detail/forensics-case-14hot-air-cold-body-using-newtons-law-of-cooling-to-determine-time-of-death
Blackbody Radiation
This program will produce the blackbody radiation curve for one or two objects when the student inputs the temperature(s) in kelvin. The program will also display on the curve the peak frequency and wavelength when one object is selected.https://education.ti.com/en/activity/detail/blackbody-radiation
Circular Motion
In UCM, the net force called Fc is equal to mv2/r and is directed toward the center. This is demonstrated by an object that is suspended by a string and is moving in a circular path which makes a conical pendulum. In this experiment, you will measure the tension and the length of the string to ...https://education.ti.com/en/activity/detail/circular-motion_1
Transient Circuit Analysis: Symbolic
Describes how to use the differential equation solver, deSolve(), to solve first- and second-order circuits containing resistors, capacitors, inductors, DC sources, and exponential sources. It also shows how to graph the solutions and find the zero crossing and peak values.https://education.ti.com/en/activity/detail/transient-circuit-analysis--symbolic
DC Circuit Analysis
Shows three examples of the use of nodal analysis to solve linear circuits. The first two examples use the solve() command to solve a set of linear equations for circuit. The third example shows how to write the equations in matrix form and use simult() to solve them.https://education.ti.com/en/activity/detail/dc-circuit-analysis
Fourier Series
Shows how to compute and graph the complex Fourier Series coefficients for a square wave.https://education.ti.com/en/activity/detail/fourier-series
It's the Place that Counts
Students learn to add using place-value material and a calculator. They make connections between base-ten numerals and the quantities they represent.https://education.ti.com/en/activity/detail/its-the-place-that-counts
Helping Hands
Students make their own finger signs for the numbers from zero to ten. Students relate each finger sign to its number name and numeral. They use the numeral keys and scrolling feature of the TI-10 to enhance the concrete-symbol connection and sequencing of numbers.https://education.ti.com/en/activity/detail/helping-hands
Transient Circuit Analysis: Numeric
Describes how the differential equation plotter is used to solve the second-order circuit presented in Chapter 2 (Topic 8) by expressing it as a system of first-order differential equations.https://education.ti.com/en/activity/detail/transient-circuit-analysis--numeric
Area Patterns
Students investigate patterns in ordered pairs generated by constructing a sequence of similar shapes. They will then use the patterns and the calculator to predict the number of blocks it will take to build a specific shape in the sequence.https://education.ti.com/en/activity/detail/area-patterns