Static Electricity and Simple Circuits

Answer Key - Grade 3 Science Worksheet - Challenge Me

Write yes or no.

1. 1.

   A loop has a battery, a bulb and a paper clip joining a gap in the wire. Does the bulb light? Answer: yes

2. 2.

   A loop has a battery and a bulb, and there is a gap in one wire. Does the bulb light? Answer: no

3. 3.

   A loop has a battery, a bulb and a copper coin joining a gap in the wire. Does the bulb light? Answer: yes

4. 4.

   A loop has a battery, a bulb and a glass marble joining a gap in the wire. Does the bulb light? Answer: no

5. 5.

   A loop has a battery, a bulb and a wooden stick across a gap. Does the bulb light? Answer: no

6. 6.

   A loop has a battery, a bulb and a plastic spoon joining a gap in the wire. Does the bulb light? Answer: no

7. 7.

   A loop has a battery, a bulb and a steel nail joining a gap in the wire. Does the bulb light? Answer: yes

8. 8.

   A loop has a battery, a bulb and a metal key that touches both ends of the gap. Does the bulb light? Answer: yes