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Burke County Middle School Science Constructive Response
6th and 7th Grade Science

6th Grade Constructed Response

1. What are the three major classifications of rocks formed on Earth? Which one would you find fossils in and why would you find fossils in this rock. Explain how fossils form. (6.E.2.4)


You would find fossils in sedimentary rock

Layers of soil are laid down on dead animals or plants embalming them. The minerals replace the organic matter creating the fossil.

2. Describe how the revolution of the Earth around the sun affects the seasons. Give one example supporting your answer (6.E.1.1)

Revolution is defined as the orbital path a celestial body
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3. Using the human body to compare the cell parts; give 2 cell parts and their human body equivalent.
(7.L.1.2---not tested, but good practice)

Nucleus; Brain
Mitochondria; muscles
Plasma membrane; skin or hands

4. List the organs that make up the pathway of food through the body from the digestive system. Describe in detail the purpose of the digestive system as a whole. (7.L.1.4---not tested, but good practice)

Mouth; Esophagus; Stomach; Small Intestines; Large Intestines; Colon
To take the nutrients into the body and process them so that the body can use the nutrients.

5. What are the three types of muscle tissues? Describe the different functions of each. Where might you find these different types of muscle tissue with in your body? (7.L.1.4---not tested, but good practice)

Answer: 3 types are skeletal, smooth, cardiac

Skeletal muscles allow the bones to move; smooth muscles aid in digestion; cardiac muscles pump blood throughout the body.

Skeletal is attached to bone; Smooth is located in the digestive system and in the walls of blood vessels; cardiac is only in the heart.

6. Explain the structure of the circulatory system (7.L.1.4---not tested, but good practice)

Heart—pump; veins—transport blood to heart; arteries—transport blood away from heart; capillaries—exchange

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