Search Results for system - All Grades

2774 questions match "system" across multiple grade levels.

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Grade 9 :: Respiration, Digestion, and Excretion by LBeth
Grade 9 :: Respiration, Digestion, and Excretion by LBeth
Grade 7 :: Skin, Skeleton, and Muscles by LBeth
Which body system is shown in the diagram?
Endocrine System
  1. digestive
  2. muscular
  3. endocrine
  4. reproductive
Grade 4 :: Inner Planets by LBeth
Grade 3 :: Solar System by LBeth
Grade 9 :: Respiration, Digestion, and Excretion by LBeth
Grade 4 :: Simple Machines by LBeth
What type of pulley is shown below?
Pulley System
  1. fixed pulley
  2. movable pulley
  3. block and tackle
Grade 5 :: Simple Machines by LBeth
Look at the image of the pulley. If bucket A has a mass of 5 kg, which of the following statements is true about the minimum effort force required to lift the bucket if friction is ignored?
Pulley System
  1. it would take 0 kg of effort to lift the bucket
  2. it would take 2.5 kg of effort to lift the bucket
  3. it would take 5 kg of effort to lift the bucket
  4. it would take 10 kg of effort to lift the bucket
Grade 4 :: Simple Machines by LBeth
Crystal must lift a bucket of water 1 meter off the ground. She may lift the bucket herself or use the pulley system shown below. Which will require less effort to lift the bucket?
Pulley System
  1. Crystal lifting the bucket on her own
  2. Crystal using the pulley system to lift the bucket
  3. Crystal must use the same effort if she lifts the bucket or uses the pulley system
Grade 7 :: Small Bodies and Dwarf Planets by LBeth
Grade 8 :: Planetary Motion by LBeth
Which statement is true about the solar system diagram shown?
Solar System
  1. it shows the geocentric model
  2. it shows the heliocentric model
  3. it shows the Ptolemaic system
  4. it shows the ancient Greek model
Grade 7 :: Skin, Skeleton, and Muscles by LBeth
Which body system is shown in the diagram?
Nervous System
  1. urinary
  2. nervous
  3. endocrine
  4. circulatory
Grade 4 :: Outer Planets by LBeth
Grade 6 :: Inner Planets by LBeth
Grade 10 :: Nervous and Endocrine Systems by LBeth
A biology textbook shows the diagram below. Which caption would most likely accompany the diagram?
Nervous System
  1. The Human Brain
  2. The Human Spinal Column
  3. The Central Nervous System
  4. The Peripheral Nervous System
Grade 9 :: Respiration, Digestion, and Excretion by LBeth
Which process occurs primarily by structures A and B in the diagram?
Digestive System
  1. chemical digestion
  2. nutrient absorption
  3. mechanical digestion
  4. peristaltic movement
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