What is the main objective of the activity discussed in the video?

Thermal Effects on Water Droplets

Interactive Video
•
Physics, Science
•
5th - 8th Grade
•
Hard

Amelia Wright
FREE Resource
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To check if air changes color on heating
To see if water evaporates on heating
To determine if air expands on heating
To find out if air contracts on heating
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a material required for the activity?
An empty injection bottle
An empty ballpoint pen refill
A thermometer
A one-hole rubber
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do to warm your hands before holding the injection bottle?
Place them in your pockets
Hold them over a flame
Wash them with hot water
Rub them together
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the water droplet when the injection bottle is held in warmed hands?
It changes color
It inflates
It contracts
It evaporates
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where should you place the injection bottle to observe the contraction of the water droplet?
In a bowl of hot water
In direct sunlight
In a saucer of cold water
In a refrigerator
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes the water droplet to inflate when the bottle is warmed?
The air inside the bottle contracts
The air inside the bottle expands
The water inside the bottle evaporates
The bottle material expands
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final observation when the injection bottle is placed in cold water?
The water droplet inflates
The water droplet contracts
The water droplet evaporates
The water droplet changes color
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