Experimental Design test review

Question 1

What unit would be used to measure the mass of a salamander?

Accepted Answer

gram

Question 2

What is the IV? If I sleep more at night, then my grades will increase.

Accepted Answer

sleep more at night

Question 3

What is the mass shown on the triple beam balance?

Accepted Answer

480.5 g

Question 4

Using the water displacement method, what is the volume of the toy diver?

Accepted Answer

1.6 mL

Question 5

Look at the students' data table. What was their independent variable?

Accepted Answer

temperature of the water

Question 6

Put the steps of the scientific method in order.

Accepted Answer

D, B, F, A, E, C

Question 7

The amount of matter in an object.

Accepted Answer

mass

Question 8

When conducting an experiment, how many trials should be conducted?

Accepted Answer

as many as you can

Question 9

Look at the diagram. Amphibians would be classified as organisms with

Accepted Answer

four limbs

Question 10

On this graph, what is the dependent variable?

Accepted Answer

number of people

Question 11

The amount of space an object takes up.

Accepted Answer

volume

Question 12

What is the DV? If I sleep more at night, then my grades will increase.

Accepted Answer

grades will increase

Question 13

On this graph, what is the independent variable?

Accepted Answer

type of pet

Question 14

Read the question in the image.

Accepted Answer

group with a cream WITHOUT the anti-itch medicine

Question 15

Hypothesis: plants grow faster in green light. Which of these would improve the experiment?

Accepted Answer

use the same kind of plant in all trials

Question 16

Look at the diagram. Which organism(s) are closely related to primates?

Accepted Answer

rodents & rabbits

Question 17

A student measures her heart rate after each of these activities. Which is a constant?

Accepted Answer

length of activity time

Question 18

What unit would be used to measure the mass of a person?

Accepted Answer

kilogram

Questions 18