CRITICAL THINKING SKILLS
CRITICAL THINKING EXAMPLES
People are becoming worried about the dangers of using mobiles too
1. Explain and summarize
much; *research recently done in the U.S.A. showed that people who
information used mobiles regularly………………………. Further *research showed some
car drivers react up to 50% slower than normal when driving and using a
Did you explain the mobile phone.
information on the website[s] *Give full information: WHERE and WHEN the research was done, by whom
clearly? and the website, if given.
2. Identify the problem[s] Some people think mobile phones are dangerous because radio waves
Did you say clearly what they give off may cause cancer; another problem is that using mobile
the problem[s] is or are? while driving can cause accidents etc……etc……
3. Analyze the evidence A study done in …… has reported that using hands-free mobiles has lead
to a 95% less radiation reaching the user. However, another study by the
How strong is the evidence
Consumers Association reported that hands-free kits increase the
radiation reaching the user.
4. Compare and contrast
One solution some people think is good is the hands-free set where the
different solutions to user wears a headphone connected to the mobile, which is kept away
the problem from your head. Another solution is the hollow “Air” Tube earpiece, which
How do other people think contains no metal to conduct radiation directly to your head. No long-
the problem(s) should be term studies have yet been done of these devices. However, if enough
solved? What are possible people buy these devices, mobile phone manufacturers will have to
consequences of these modify their headsets, mobile phone designs accordingly.
5. Describe the reasons The hands-free set was chosen as a solution because exposure to
given for solution[s] radiation from a mobile phone even 10 cm from your head is far lower
Why did they choose this than if the headset is next to your ear.
way of solving the problem?
6. Evaluate this solution Some research shows hands-free mobile phones reduce the amount of
radiation that reaches the ear, but other research by the *Consumers
Do you think this is a good Association showed that more radiation reaches the ear with the hands-
solution? Why? Why not? free mobile phone kit.
*Give full information: WHERE and WHEN the research was done, by whom
and the website, if given.
7. Suggest a solution to
the problem In my opinion, firstly, you should buy a phone with a long talk ‘time’ and
What do you think is the
secondly, don’t use your phone when the signal is not strong.
best way to solve this
8. Support your solutions
with reasons and The reason for my first solution is that phones with long ‘talk times’ use
less power and give off less radiation and for my second solution is that
when the signal is not strong the phone needs more power and gives off
Why did you choose this
solution to the problem?
What evidence is there
that your solution will work?
9. Describe possible
If people follow my advice, fewer mobile phones with short ‘talk times’
consequences of any will be sold and mobile phone batteries will last longer, as people will not
solution you propose use them when the signal is weak.
What will happen if people
follow your solution?