Experimental Design

Question 1

The EFFECTS of an experiment are also known as the

Accepted Answer

dependent variable

Question 2

The conclusion MUST refer back to the

Accepted Answer

hypothesis

Question 3

What do we call the element or feature that the scientist controls and alters in an experiment?

Accepted Answer

Independent Variable

Question 4

Mr. Rocksund wants to test the effects of playing music in class on alertness. What's the DV?

Accepted Answer

student alertness

Question 5

Descriptive data like smell, color; generally non-numerical/measurable information

Accepted Answer

Qualitative

Question 6

Which is not a quality of a well-designed experiment?

Accepted Answer

limiting the amount of data collected

Question 7

The only thing that the scientist should alter between the control & experimental group is/are

Accepted Answer

the independent variable

Question 8

When testing the effects of consuming caffeine on time to sleep, the control group should drink

Accepted Answer

a caffeine-free beverage

Question 9

The change in height of tree sapling would be...

Accepted Answer

Quantitative

Question 10

According to this graph, population was largest during the year...?

Accepted Answer

1840

Question 11

Trying to create a solution by designing, prototyping, building, testing, improving & testing..

Accepted Answer

Engineering Design Process

Question 12

If Mr. Rocksund jumps out of a plane, then his heart rate will increase because of adrenaline..

Accepted Answer

hypothesis

Question 13

The I.V. goes on the _________ axis.

Accepted Answer

x

Question 14

According to this graph, population is the...

Accepted Answer

Dependent variable

Questions 14