contemplate - To spend time considering a possible future action, or to consider one particular thing for a long time in a serious and quiet way.
Now that Angela had graduated from college, she had to contemplate whether to get a job or get a more advanced degree.
impressionable - Easily influenced by somebody or something, usually due to being inexperienced or naïve.
Because children tend to be very impressionable, their use of the internet should be monitored, so that they are kept away form undesirble influences.