How scientists think and work
Students start the year learning how real science gets done. They ask testable questions, plan experiments, collect data, and back up claims with evidence instead of opinion.
This is the year science shifts from learning the rules to using them as tools. Students build real explanations for how the world works, from atoms and forces to cells, ecosystems, and the planet itself. They run their own investigations, weigh evidence, and argue for the explanation that best fits the data. By spring, students can take a question like why a bridge holds or how a trait passes down, gather evidence, and defend an answer.
Students start the year learning how real science gets done. They ask testable questions, plan experiments, collect data, and back up claims with evidence instead of opinion.
Students dig into the physical world. They study what atoms do, how forces move objects, and how energy shifts from one form to another in everyday situations like cars, heat, and light.
Students look at how waves carry energy and information through sound, light, and signals. They connect this to technology they use daily, like phones, screens, and music.
Students study life from the inside out. They examine how cells and body systems work, how energy and matter move through ecosystems, and how traits pass from parents to children.
Students look at why living things are so varied and how species change over long stretches of time. They use fossils, DNA, and observed patterns as evidence.
Students zoom out to the planet and the solar system. They study how Earth's land, water, and air interact, how humans affect those systems, and how engineers design solutions to real problems.
Students learn to frame questions and problems in ways that can actually be tested or built. That means deciding whether an idea belongs in a lab or a design challenge before any investigation begins.
Students build diagrams, simulations, or physical models to show how a system or process works, then use those models to make predictions or explain their thinking to others.
Students design an experiment, collect real data, and use what they find to test whether their original idea holds up. The work includes deciding what to measure and how to measure it fairly.
Students look at data from experiments or research and explain what it means. They spot trends, find patterns, and draw conclusions from numbers, charts, or graphs.
Students apply math and calculations to back up scientific arguments. That might mean analyzing data from an experiment, running a simulation, or using an equation to explain why something happens in nature.
Students build written explanations for why something happens in the natural world, using data and scientific principles to back up every claim. The explanation has to hold up against the evidence, not just sound right.
Students look at two or more scientific explanations or designs, weigh the evidence behind each, and make a case for which one holds up better. The focus is on using data to defend a position, not just stating an opinion.
Students read scientific texts and data, judge how reliable they are, and explain findings clearly to others. This practice covers everything from reading a research summary to presenting evidence in writing or speech.
| Standard | Definition | Code |
|---|---|---|
| Asking Questions and Defining Problems High School | Students learn to frame questions and problems in ways that can actually be tested or built. That means deciding whether an idea belongs in a lab or a design challenge before any investigation begins. | NH-SCI.SEP.9-12.1 |
| Developing and Using Models High School | Students build diagrams, simulations, or physical models to show how a system or process works, then use those models to make predictions or explain their thinking to others. | NH-SCI.SEP.9-12.2 |
| Planning and Carrying Out Investigations High School | Students design an experiment, collect real data, and use what they find to test whether their original idea holds up. The work includes deciding what to measure and how to measure it fairly. | NH-SCI.SEP.9-12.3 |
| Analyzing and Interpreting Data High School | Students look at data from experiments or research and explain what it means. They spot trends, find patterns, and draw conclusions from numbers, charts, or graphs. | NH-SCI.SEP.9-12.4 |
| Mathematics and Computational Thinking High School | Students apply math and calculations to back up scientific arguments. That might mean analyzing data from an experiment, running a simulation, or using an equation to explain why something happens in nature. | NH-SCI.SEP.9-12.5 |
| Constructing Explanations High School | Students build written explanations for why something happens in the natural world, using data and scientific principles to back up every claim. The explanation has to hold up against the evidence, not just sound right. | NH-SCI.SEP.9-12.6 |
| Engaging in Argument from Evidence High School | Students look at two or more scientific explanations or designs, weigh the evidence behind each, and make a case for which one holds up better. The focus is on using data to defend a position, not just stating an opinion. | NH-SCI.SEP.9-12.7 |
| Communicating Information High School | Students read scientific texts and data, judge how reliable they are, and explain findings clearly to others. This practice covers everything from reading a research summary to presenting evidence in writing or speech. | NH-SCI.SEP.9-12.8 |
Students study how atoms and molecules are arranged and how they interact to explain everyday physical events, like why ice melts or why some materials conduct electricity.
Students study how and why objects move, stop, or stay still. They apply Newton's laws and conservation of energy to explain real situations, from a car braking on ice to a ball in flight.
Students trace how energy changes form and moves from one object to another, such as heat leaving a hot pan or stored energy turning into motion, while seeing that the total amount of energy stays the same.
Students study how waves carry energy and information from one place to another. They explore real applications like radio signals, medical imaging, and fiber optic cables.
| Standard | Definition | Code |
|---|---|---|
| Matter and Interactions High School | Students study how atoms and molecules are arranged and how they interact to explain everyday physical events, like why ice melts or why some materials conduct electricity. | NH-SCI.PS.9-12.1 |
| Motion and Stability High School | Students study how and why objects move, stop, or stay still. They apply Newton's laws and conservation of energy to explain real situations, from a car braking on ice to a ball in flight. | NH-SCI.PS.9-12.2 |
| Energy High School | Students trace how energy changes form and moves from one object to another, such as heat leaving a hot pan or stored energy turning into motion, while seeing that the total amount of energy stays the same. | NH-SCI.PS.9-12.3 |
| Waves and Information High School | Students study how waves carry energy and information from one place to another. They explore real applications like radio signals, medical imaging, and fiber optic cables. | NH-SCI.PS.9-12.4 |
Students examine how living things are built and how they work, starting inside a single cell and scaling up to whole organs and body systems.
Students trace how energy flows through a food web and how matter like carbon and water cycles through living and nonliving parts of an ecosystem. They also examine how organisms compete, cooperate, and depend on each other within a community.
Students study how traits like eye color or height pass from parents to children, and why siblings can look different even when they share the same parents.
Students examine how all living things share common traits while also showing enormous variety, then explore the processes (like natural selection and mutation) that drive that change over time.
| Standard | Definition | Code |
|---|---|---|
| Structures and Processes High School | Students examine how living things are built and how they work, starting inside a single cell and scaling up to whole organs and body systems. | NH-SCI.LS.9-12.1 |
| Ecosystems High School | Students trace how energy flows through a food web and how matter like carbon and water cycles through living and nonliving parts of an ecosystem. They also examine how organisms compete, cooperate, and depend on each other within a community. | NH-SCI.LS.9-12.2 |
| Heredity High School | Students study how traits like eye color or height pass from parents to children, and why siblings can look different even when they share the same parents. | NH-SCI.LS.9-12.3 |
| Biological Evolution High School | Students examine how all living things share common traits while also showing enormous variety, then explore the processes (like natural selection and mutation) that drive that change over time. | NH-SCI.LS.9-12.4 |
Students study where Earth sits in the solar system and how planets move in predictable patterns. They also look at how Earth itself formed and changed over billions of years.
Students study how Earth's land, water, air, and living things connect and affect each other. A volcanic eruption, a flood, or a shift in climate shows all four systems working together.
Students study how things like farming, building, and burning fuel change the land, water, and atmosphere, and how earthquakes, floods, and other natural events put people and communities at risk.
| Standard | Definition | Code |
|---|---|---|
| Earth's Place in the Universe High School | Students study where Earth sits in the solar system and how planets move in predictable patterns. They also look at how Earth itself formed and changed over billions of years. | NH-SCI.ESS.9-12.1 |
| Earth's Systems High School | Students study how Earth's land, water, air, and living things connect and affect each other. A volcanic eruption, a flood, or a shift in climate shows all four systems working together. | NH-SCI.ESS.9-12.2 |
| Earth and Human Activity High School | Students study how things like farming, building, and burning fuel change the land, water, and atmosphere, and how earthquakes, floods, and other natural events put people and communities at risk. | NH-SCI.ESS.9-12.3 |
Students identify a real problem, sketch or build possible solutions, then test and adjust their designs until the best option works as well as it can.
Engineering shapes daily life, and daily life shapes what engineers build next. Students explore how new technologies change society and how society's needs push engineers to solve new problems.
| Standard | Definition | Code |
|---|---|---|
| Engineering Design High School | Students identify a real problem, sketch or build possible solutions, then test and adjust their designs until the best option works as well as it can. | NH-SCI.ETS.9-12.1 |
| Links Among Engineering, Technology, and Society High School | Engineering shapes daily life, and daily life shapes what engineers build next. Students explore how new technologies change society and how society's needs push engineers to solve new problems. | NH-SCI.ETS.9-12.2 |
Federally administered sample-based assessment in reading, mathematics, science, and writing. NAEP results inform state-by-state comparisons rather than individual student or school accountability.
Students work across physical science, life science, and earth and space science. They study atoms and energy, cells and ecosystems, and Earth's place in the solar system. They also practice the habits scientists and engineers use, like asking questions, running tests, and building arguments from evidence.
Talk about how things work. Cooking, weather, car engines, gardening, and phone screens are all science. Ask students to explain what they learned and how they know it is true. Five minutes of real conversation does more than flashcards.
Students should read a science article and tell what it claims, what evidence supports it, and what is still uncertain. They should design a simple test, collect data, and explain results using science ideas. They should also use math to back up their reasoning.
Pick a few big anchor phenomena and let the physical, life, and earth science content cluster around them. Climate, energy use, and human health each pull in chemistry, biology, and earth systems naturally. Sequencing by phenomena keeps the practices in play instead of marching through chapters.
Most students who say this mean they are bad at memorizing. Science at this level is more about reasoning from evidence. Ask them to walk through a homework problem out loud and praise the thinking, not the right answer. Confidence grows when the work feels like figuring things out.
Reading a graph carefully, controlling variables in an investigation, and writing an explanation that ties evidence to a science idea. Many students can state a fact but struggle to show why it is true. Plan short, repeated practice on these across units rather than one big lesson.
A fair amount. Students use ratios, units, graphs, and basic algebra to support claims about motion, energy, populations, and rates of change. If math is shaky, short practice with real data from class is more useful than a separate math worksheet.
Look for students who can plan a basic investigation, defend a claim with specific data, and connect a small observation to a bigger science idea. A student who can explain why a result might be wrong is in good shape. Memorized vocabulary alone is not a strong signal.
Students define a real problem, sketch possible solutions, test one, and improve it. The point is the process, not a perfect product. At home, building, repairing, or coding projects all count as the same kind of thinking.