Science Unit 1.1 Primary Data

Question	Answer
Unit 1.1	Primary data
Q1. What is data? Image: Data Star Trek (image/jpeg)	The term given to all the observations and measurements that can be used to describe something.
Q2. What is quantitative data?	Measurements written as numbers with units attached to them.
Q3. What is qualitative data?	Data that can only be described in words. Image: Words (image/jpeg)
Q4. Where is Mt Kosciuszko?	In Sydney
Q5. What is primary data?	Data which was collected firsthand
Q6. What is secondary data?	Data that comes from the work of other people.
Q7. What are mistakes?	Things that can be avoided if a little more care is taken
Q8. What is the difference between errors and mistakes?	Mistakes can be avoided, errors can't
Q9. How is parallax error caused?	When a measurement is read at a different angle
Q10. What is the best human reaction time?	0.11 second
Q11. Explain "tare"	Setting an electronic balance to zero
Q12. What is an outlier?	A measurement that is different from the rest
Q13. Why is the average measurement the most accurate?	It doesn't include mistakes and has evened out all the small errors everyone made in their measurements.
Image: Goodbye Meme (image/jpeg)	GOODBYE!!

Resource summary

	Created by Zannatul Wara Fairuz over 7 years ago