Build and Test a Design

Answer Key - Grade 1 Science Worksheet

Circle the answer, or write the answer on the line.

2. 1.

   What does the graph show?

   • The new design held more.
   • The first design held more.
   • Both designs held the same.
3. 2.

   How many more blocks did the new bridge hold than the first one?

   Use the picture in question 1.

   1
4. 3.

   A tower of cups falls over. Which change helps?

   • Use a wider bottom.
   • Make it taller.
   • Add more cups on top.
5. 4.

   What should stay the same when you test again?

   • the goal
   • how many blocks it held
   • the support you add
6. 5.

   Which material is best for a kite?

   • thick metal
   • light paper
   • heavy wood
7. 6.

   Sam's boat sank. What should he do?

   • Use a heavier material.
   • Add more weight to it.
   • Try a material that floats.
8. 7.

   Why do we test a design?

   • to see if it works
   • to make it heavier
   • to make it taller
9. 8.

   A bridge must hold 5 blocks. Which sentence is the goal?

   • Be the tallest bridge.
   • Use strong paper.
   • Hold 5 blocks.
10. 9.

    Which is the right order?

    • test, fix, plan, build
    • plan, build, test, fix
    • build, plan, fix, test
11. 10.

    The bridge goal is 5 blocks. It held 4. What does the test show?

    • The design needs to be fixed.
    • The goal was met.
    • The bridge needs less weight.