Big Idea 5 W2 Digital Clocks

Quiz
•
Science
•
4th Grade
•
Hard
+2
Standards-aligned
Paula Wheeler
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What forms the brightly lit numbers of a digital clock?
Photons
Electrons
Display
LEDs
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Each digit on the display of a digital clock is divided into how many segments?
Five
Six
Seven
Eight
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The segments on a digital clock light up when ____receive electrical energy.
display
photons
electrons
vibration
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do charged electrons release in the form of light energy?
Circuits
Photons
Heat
Sound
Tags
NGSS.MS-PS4-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is more efficient than an ordinary light bulb?
Incandescent bulb
Fluorescent bulb
LED
Halogen bulb
Tags
NGSS.MS-PS3-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Line A is pointing at the LED or photons of the circuit?
LED
photons
Tags
NGSS.MS-PS4-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Line B is pointing at the LED or photons of the circuit?
LED
photons
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