ATI Science- Scientific Reasoning/ Periodic Table

Question 1

Steps of Scientific method

Answer 1

1. Identify problem
2. Ask questions
3. Develop hypothesis
4. Collect data & experiment
5. Analyze results.
6. Develop conclusion

Question 2

independent variable

Answer 2

cause, can be manipulated, x axis

Question 3

dependent variable

Answer 3

effect, can be measured, y axis

Question 4

control group

Answer 4

remains constant, unchanged

Question 5

Weakness of a correlational study

Answer 5

Cannot determine causation

Question 6

Which of the following reasons explains why it is important for new scientific
findings to be published?

Answer 6

other scientists can validate or disprove findings

Question 7

Which of the following is a group that can be measured against the experimental group?

Answer 7

control group

Question 8

A researcher collects high-resolution photographs of the earth taken from outer space at annual intervals for the last decades. This data would be most useful to analyse which of the following?

Answer 8

Weather patterns during hurricanes

Question 9

Increasing Atomic radius on periodic table

Answer 9

Left DOWNNNN

Question 10

Increasing electronegativity on periodic table

Answer 10

Right UPPPPP

Question 11

variable changed in the experiment in order to determine its effect / or outcome of the experiment

Answer 11

independent variable

Question 12

What is needed for an experiment to be considered successful?

Answer 12

yield data that others can reproduce