In a scientific investigation, the factor that is deliberately manipulated.

Any factor that can change in an experiment, observation, or model.

A systemic study of the natural events and conditions.

A testable idea or explanation that leads to scientific investigation.

Any factor that can change in an experiment, observation, or model.

In a scientific investigation, the factor that is deliberately manipulated.

A testable idea or explanation that leads to scientific investigation.

The evaluation of the materials and energy used for the manufacture, transportation, sale, use, and disposal of a technology.

The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations.

The systemic study of the natural world.

An organized procedure to study something under controlled conditions.

A condition or factor that is assumed to have one value, or remain unchanged, throughout a particular investigation.

A condition or factor that is assumed to have one value, or remain unchanged, throughout a particular investigation.

A testable idea or explanation that leads to scientific investigation.

A descriptive statement or equation that reliably predicts events under certain conditions.

Any factor that can change in an experiment, observation, or model.

A descriptive statement or equation that reliably predicts events under certain conditions.

The process of obtaining information by using the senses; the information obtained by using the senses.

A visual representation of data.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

A condition or factor that is assumed to have one value, or remain unchanged, throughout a particular investigation.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

In a scientific investigation, the factor that changes as a result of manipulation of one or more independent variables.

The giving up of one thing in return for another, often applied to the engineering design process.

An organized procedure to study something under controlled conditions.

The giving up of one thing in return for another, often applied to the engineering design process.

The part of an experiment for which the independent variable has not been changed; used as a standard to compare results

Information gathered by observation or experimentation that can be used in calculating or reasoning.

The application of science and mathematics to solve real-life problems.

A visual representation of data.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

A pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept.

An organized procedure to study something under controlled conditions.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

In a scientific investigation, the factor that changes as a result of manipulation of one or more independent variables.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

A test model of a product.

The application of science and mathematics to solve real-life problems.

The application of science and mathematics to solve real-life problems.

Any factor that can change in an experiment, observation, or model.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

A method that is used to study and analyze the characteristics of an actual or theoretical system.

Any factor that can change in an experiment, observation, or model.

A method in which a need is identified and ways to improve are developed.

The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations.

A systemic study of the natural world.

The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations.

A method in which a need is identified and ways to improve are developed.

A test model of a product.

A testable idea or explanation that leads to scientific investigation.

The study of the characteristics and uses of materials in science and technology.

The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations.

The comparison of the risks and benefits of a decision or product.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

The application of science and mathematics to solve real-life problems.

The study of the characteristics and uses of materials in science and technology.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

Any factor that can change in an experiment, observation, or model.

The comparison of the risks and benefits of a decision or product.

The giving up of one thing in return for another, often applied to the engineering design process.

Information gathered by observation or experimentation that can be used in calculating or reasoning.

Any factor that can change in an experiment, observation, or model.

Any factor that can change in an experiment, observation, or model.

The comparison of the risks and benefits of a decision or product.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

A test model of a product.

A test model of a product.

The application of science and mathematics to solve real-life problems.

A visual representation of data.

The evaluation of the materials and energy used for the manufacture, transportation, sale, use, and disposal of a technology.

A table used to compare the features of multiple items, such as technological products or solutions.

The application of science and mathematics to solve real-life problems.

The application of science for practical purposes; the use of tools, machines, materials, and processes to meet human needs.

A method that is used to study and analyze the characteristics of an actual or theoretical system.