Tools and machines
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When engineers have an idea, the do lots of __________.
drawings
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__________ reduce the effort we need to do things.
machines
Our __________ helps us to stand up straight and gives our body its shape.
What type of sugars exist? Give an example of each
Natural and artificial sugar.
Natural: Fruit. Artificial: Candy
What kind of machines exist?
Simple and complex
We need _________ to move. We have more than 600 in our body.
muscles
What do fruits, nuts and vegetables contain?
Fiber
Order the design process:
brainstorm ideas, identify a problem, build, improve, draw and plan, test.
1. Identify a problem
2. Brainstorm ideas
3. Draw and plan
4.Build
5. Test
6. Improve
A __________ is the place where two bones meet.
joint
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