trang- đồng vị
Interactive Video
•
Science
•
2nd Grade
•
Hard
Dạy Học
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What defines an isotope?
Atoms with the same number of neutrons
Atoms with the same number of protons
Atoms with different chemical properties
Atoms with different numbers of electrons
2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Are you enjoying the video lesson?
Yes
No
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using radioactive isotopes in food irradiation?
To make food look fresher
To change the taste of food
To increase the weight of food
To kill harmful bacteria
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which isotope is commonly used in smoke detectors?
Carbon-14
Americium-241
Sodium-137
Cobalt-60
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common use of radioactive isotopes in medicine?
To create energy
To change the color of medicines
To make food last longer
To diagnose diseases
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which isotope is used for sterilizing medical instruments?
Cobalt-60
Hydrogen-1
Carbon-12
Oxygen-16
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
