7 P 2 3

What type of circuit is shown?

• A closed series circuit

• An open series circuit

• A closed parallel circuit

• An open parallel circuit

All of the bulbs in the circuit are lit. If one of the bulbs in the circuit burns out, what will happen to the other bulbs?

• The other bulbs will no longer be lit

• The other bulbs will get brighter

• The other bulbs will get dimmer

• Nothing will happen to the other bulbs

  
  

When a circuit is open what happens to the flow of electricity?

• It doubles the speed of electricity

• It speeds up the flow of electricity

• It stops the flow of electricity

• It causes static electricity

Each picture shows a light bulb connected to a battery. Which bulb will light?

• A

• B

• C

• D

List the steps of the scientific method

d

e

f

c

b

a

Ask a question

Communicate results

Draw conclusions

Conduct experiment

Analyze results

Form a hypothesis

Electrical systems can be designed to perform a variety of tasks, using series, parallel, or Combination circuits. Which bulb(s) will be lit in the diagram?

• A

• A and C

• B and C

• A, B and C

Tags

NGSS.MS-ETS1-2

A _____________ is a path that is made of parts that work together to allow current to flow.

• Static electricity

• Circuit

• Insulator

Tags

NGSS.MS-ETS1-1

Which of the following is not an example of work being done?

• Neftali, pushing into a brick wall that does not move.

• Noah, pulling a box of books 3 meters down a hill.

• Travis, running 15 yards in 2 seconds.

• Yan kicking a soccer ball 100 meters down the field

Work is measured in?

• Watts

• Joules

• kg

• m/s

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A student who weighs 500N climbed the stairs from the first floor to the third floor 15 m above in 20 seconds. How much work did he do?

• 7500 J

• 1000 J

• 750 J

• 300 J

Tags

NGSS.MS-PS3-5