SCIENCE: Engineering, Tech, Application for Praxis 7814

What is the purpose of a control in an experiment?

A control is used as a baseline to compare results, making the experiment stronger.

What is the independent variable in an experiment?

The independent variable is the element that is manipulated or changed by the scientist.

What is the dependent variable in an experiment?

The dependent variable is what the scientist measures during the experiment.

What are control variables in an experiment?

Control variables are elements that the scientist wants to remain constant throughout the experiment.

What is the first step of the scientific method?

Make an observation.

What is the second step of the scientific method?

Ask a question.

What is the third step of the scientific method?

Form a hypothesis.

What is the fourth step of the scientific method?

Conduct an experiment.

What is the fifth step of the scientific method?

Analyze the data and draw a conclusion.

What is informed consent in research involving human subjects?

Informed consent is a voluntary agreement to participate in research, including awareness of rights and risks.

What is a hands-on tool that can be used to teach science in elementary classrooms?

Building interactive tools like kites, pinwheels, or parachutes to observe effects of air.

What is a simple method to track weather trends in a classroom?

Using a calendar to record temperature, humidity, and precipitation.

What is the significance of practicing safety procedures in a science classroom?

Practicing safety procedures ensures students understand expectations and can respond appropriately in emergencies.

What should teachers do to enhance safety in the science classroom?

Communicate procedures repeatedly and provide practice with emergency operations.

What should teachers avoid doing regarding safety procedures?

Teachers should not post procedures on the wall and expect students to review them independently.

What is a virtual lab?

A virtual lab allows students to conduct experiments and gather data in a simulated environment.

How can technology tools be used in science education?

Students can use databases to find studies, spreadsheets to store data, and presentation software to share findings.

What is the role of empirical evidence in the scientific method?

Empirical evidence is used to investigate phenomena and validate or refute hypotheses.

What is inquiry-based science education?

Inquiry-based science education involves giving students opportunities to interact with scientific concepts and conduct experiments.

What is the importance of maximizing time on task in a science lab?

Maximizing time on task minimizes student misbehavior, accidents, or mishaps.

What is the purpose of a hypothesis in an experiment?

A hypothesis is a prediction based on evidence that can be tested through experimentation.

What should teachers do regarding hazardous materials in the classroom?

Lock up chemicals and sharp tools to ensure student safety.

What is the benefit of using a control group in an experiment?

A control group provides reliable baseline data for comparison with experimental results.

What are developmentally appropriate practices (DAP) in science education?

DAP involves matching the students' age to appropriate tasks, such as limiting chemical interactions for younger students.

What is the significance of analyzing data in the scientific method?

Analyzing data allows scientists to draw conclusions and validate or refute their hypotheses.

What is one way to engage students in science using technology?

Using virtual labs to allow students to conduct experiments without physical lab resources.

What is the scientific method?

A body of techniques for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge, based on empirical evidence.

What are the steps of the scientific method?

1. Make an observation. 2. Ask a question. 3. Form a hypothesis. 4. Conduct an experiment. 5. Analyze the data and draw a conclusion.

What is an independent variable in an experiment?

The element that is manipulated by the scientist.

What is a dependent variable in an experiment?

The variable that the scientist measures during the experiment.

What are control variables?

Elements of the experiment that must remain constant to ensure valid results.

Why is adding a control group important in an experiment?

It provides reliable baseline data to compare results against.

What is informed consent in research?

A voluntary agreement to participate in research, including informing participants of their rights and risks.

What is the role of technology in the science classroom?

Technology can enhance learning, allowing for virtual labs and the use of various tools for data collection and presentation.

What are virtual labs?

Effective tools that allow students to input data, gather information, and conduct experiments online.

What are developmentally appropriate practices (DAP) in science education?

Matching the students' age to appropriate tasks, such as limiting chemical interactions for younger students.

What should teachers do to ensure safety in the science classroom?

Communicate procedures repeatedly, practice emergency operations, and lock up hazardous materials.

What are some do's for science classroom safety?

1. Communicate procedures repeatedly. 2. Lock up hazardous materials. 3. Practice emergency operations.

What are some don'ts for science classroom safety?

1. Don't leave hazardous materials near your desk. 2. Don't post procedures and expect students to review them alone. 3. Don't allow students to form lab groups on their own.

How can students track weather trends in a science class?

By using a calendar to record temperature, humidity, and precipitation.

What is an example of a hands-on tool for teaching science?

Building interactive tools like kites, pinwheels, or parachutes to observe effects of air.

What should teachers know about using technology tools in the classroom?

When and how to use databases, spreadsheets, and presentation software effectively.

What is the purpose of conducting experiments?

To refute or validate a hypothesis and understand cause-and-effect relationships.

What is a hypothesis?

A prediction based on evidence that can be tested through experimentation.

Why is it important to analyze data in an experiment?

To draw conclusions about the hypothesis based on the results obtained.

What is the significance of keeping a control in an experiment?

It allows for comparison to determine the effect of the independent variable.

What is the first step in the scientific method?

Make an observation.

What is the second step in the scientific method?

Ask a question.

What is the third step in the scientific method?

Form a hypothesis.

What is the fourth step in the scientific method?

Conduct an experiment.

What is the fifth step in the scientific method?

Analyze the data and draw a conclusion.

What should teachers do regarding technology guidelines in science education?

Review their district's and school's guidelines for using technology in the classroom.

How can simple resources be used in science education?

By using them to teach students to understand scientific concepts, like tracking weather or building models.