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Second Grade (Grade 2) Science Questions

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Grade 2 Circulatory and Immune Systems
Color the human heart as follows:

A) Aorta - red

B) Left atrium - red

C) Left ventricle - red

D) Right ventricle - blue

E) Right atrium - blue
Heart Diagram
Grade 2 Taxonomy
Animals                backbones are invertebrates.
  1. with
  2. without
Grade 2 Taxonomy
Frogs and toads are                .
  1. reptiles
  2. fish
  3. amphibians
Grade 2 Oceanography and Hydrology
An ocean is
  1. a body of water surrounded by land
  2. a flowing, moving stream of water
  3. a strip of flowing water with current
  4. the largest body of water and contains salt water
Grade 2 Environmental Science
Rocks are a natural resource. What man-made resources do we create from rocks?
Grade 2 Waves and Sound
A fast vibration creates a                 pitch.
  1. low
  2. high
  3. medium
  4. curveball
Grade 2 Zoology
A penguin is what kind of animal?
  1. bird
  2. mammal
  3. amphibian
  4. reptile
Grade 2 Environmental Science
This is when organic matter mixes with soil. Includes decayed leaves, vegetables, and other plant parts.
  1. Composting
  2. Recycling
  3. Environment
Grade 2 Atmosphere
What happens when it does not rain for a long time?
  1. blizzard
  2. drought
  3. hurricane
  4. typhoon
Grade 2 Rocks
When you describe a rock as being shiny or dull you are talking about its
  1. luster
  2. pattern
  3. texture
  4. size
Grade 2 Zoology
Which are mammals?
  1. ants
  2. frogs
  3. sea stars
  4. humans
Grade 2 Rocks
Rocks are made of             minerals             .
Grade 2 Matter
What type of substance can be poured and takes the shape of its container?
  1. Liquid
  2. Gas
  3. Solid
  4. Plasma
Grade 2 Forces and Motion
Why do people who fix bikes use grease and oil a lot?
  1. So the parts can move easily and smoothly.
  2. So the parts can not move easily and smoothly.
  3. So that there is a lot of friction when riding a bike.
  4. So that the bike has trouble moving.
Grade 2 Anatomy and Physiology
What is the study of body parts?
  1. anatomy
  2. physiology
  3. body science
Grade 2 Zoology
Reptiles are                .
  1. warm-blooded
  2. cold-blooded
  3. blue-blooded
  4. normal-blooded
Grade 2 Zoology
Some animals can be           harmful          , they bite, sting, or spread disease.
Grade 2 Zoology
Which is a mammal that lives in the water?
  1. frog
  2. turtle
  3. whale
  4. shark
Grade 2 Simple Machines
An object that does work.
  1. boulder
  2. cliff
  3. machine
  4. planet
Grade 2 Biology
Is a rock alive?
  1. No
  2. Yes
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