Serendip
Homeostasis, Negative Feedback, and Positive Feedback
So many bodily activities depend on homeostasis! Give learners a solid background to understand the basic process of the human body. Scholars first examine negative feedback loops contributing to body temperature regulation and then a...
Serendip
Homeostasis and Negative Feedback – Concepts and Breathing Experiments
More asthma attacks happen at higher altitudes, but why? Scholars complete worksheets, learning about homeostasis and feedback related to breathing. Then, they work in small groups to experiment with breathing in limited amounts of...
Biology in Motion
Thyroid Gland and Negative Feedback
Many glands work together to control hormone levels in the body. The interactive focuses on the thyroid gland, pituitary gland, and the hypothalamus. It demonstrates the interconnections and feedback loops present in the endocrine system.
Curated OER
Review for Strand 2A Test: Nervous System
Three pages containing 51 true and false questions make up this nervous system review. The major topics listed at the top of the test mention a film strip and a laboratory activity, but the questions appear to be answerable without...
Curated OER
Homeostasis
In this homeostasis worksheet, students answer twelve questions about positive and negative feedback loops and how they effect homeostasis.
Curated OER
Feedback and Flowcharts
Sixth graders explain what a negative feedback system is and they distinguish it from a positive feedback system. They describe examples of how negative feedback is used in both nature and technology. , Students define homeostasis, and...
Curated OER
Breathing and Holding Your Breath
Five questions are presented and answered as a means of delivering information on the respiratory system. Using red and blue game chips, physiology learners model the movement of blood through the lungs. Groups of learners time how long...
Curated OER
Water Balance & Nitrogenous Waste Removal
Examine the structures of the kidney and then define the functions of the specialised structures. Every will find this powerpoint engaging, many of the images will present facts such as osmolarity of interstitial fluid and the...
Curated OER
The Endocrine System
For this endocrine system worksheet, students study and read in a room with the thermostat listening for the furnace sound. They place a thermometer beside the thermostat and observe its reading. Students also record the time and...
Curated OER
The Endocrine Systems
In this endocrine system activity, students review the structures and functions of the parts that make up the endocrine system. This activity has 7 fill in the blank and 6 matching questions.
Curated OER
Hypothalamus and Pituitary Gland
In this endocrine system worksheet, students review the structure and function of the hypothalamus and pituitary glands. This worksheet has 20 fill in the blank statements.
Curated OER
How Cells Harvest Energy
Survey the metabolism process from respiration through the production of the ATP molecule with this seven page AP biology learning exercise. Pupils write short answers on the lines provided and label a diagram of the cellular respiration...
Curated OER
Making a Brain: Aritifical Neural Network
Students explore how the brain works. In this nervous system lesson, students create a network of "neurons" to simulate how the nervous system and the brain work together.
Curated OER
The Human Body Study Questions
In this human body study question worksheet, young scholars define 6 words associated with the human body. They answer 8 short answer questions about the organization and function of the organ systems and organization structure of the...
Curated OER
Steller Web Spinning Mystery
Students investigate what a system is in the scientific world. They watch a video of the Stellar seals of Alaska and develop clues as to why the seals are leaving. They discover through the clues they discover, how the components of the...
Curated OER
Biochemistry, Secretion, and Transport of Hormones
In this biology worksheet, students look at various steps involved in the biochemistry involved in the use of hormones on the human body.
Curated OER
DC Generator Theory
In this online worksheet students answer a series of 14 essay or short answer questions explaining the DC generator theory. The correct answer is available to check their responses to each question. The questions vary in...
Curated OER
Energy Sources
Students identify natural resources and describe the difference between renewable and non-renewable resources. They also identify the disadvantages and advantages of the resources.
Curated OER
Hold Off on the Headphones
Students determine that waves carry energy and information from one place to another. They determine that wavelength, frequency and wave speed are related and describe that sound is a longitudinal wave whose speed depends on the...
Curated OER
Controlling the Code: Molecules at Work
In this DNA worksheet, students access a website to learn about how single-celled organisms function successfully. Then students pretend they are a bacterium and determine how to transport lactose across their cell membrane for food....
Climate Literacy
Clean: Climate Feedback Loops
This is the seventh of nine lessons from a student learning module called "Visualizing and Understanding the Science of Climate Change." This lesson addresses climate feedback loops and how these loops help drive and regulate Earth's...
TED Talks
Ted: Ted Ed: Feedback Loops: How Nature Gets Its Rhythms
Anje-Margriet Neutel describes some common positive and negative feedback loops, examining how an ecosystem's many loops come together to make its 'trademark sound.' [5:11]
National Inventors Hall of Fame
National Inventors Hall of Fame: Harold Stephen Black
This site honors Harold Stephen Black for his inventions of the wave translation system and the negative feedback amplifier. Content includes a brief biography of the inventor as well as a look at how his inventions have impacted society.
Biology 4 kids
Biology4 Kids: Regulation It's All About Homeostasis
Discover the significance of homeostasis in organisms. Identify negative and positive feedback and how systems work to balance temperature in an organism.