Scientific Investigations: Variables/Controls

Scientific Investigations: Variables/Controls

8th Grade

10 Qs

quiz-placeholder

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Scientific Investigations: Variables/Controls

Scientific Investigations: Variables/Controls

Assessment

Passage

Science

8th Grade

Practice Problem

Medium

NGSS
MS-ETS1-1, MS-PS2-2, MS-PS3-4

+4

Standards-aligned

Created by

Bria Nakonecznyj

Used 7+ times

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10 questions

Show all answers

1.

MATCH QUESTION

1 min • 1 pt

Then match each part of the experiment to the correct type of variable:

stay the same to keep the test fair

Dependent Variables

you change on purpose to test its effect

Control Variables

you measure or observe to collect data

Independent Variables

Tags

NGSS.MS-PS2-2

2.

CATEGORIZE QUESTION

3 mins • 3 pts

Match each variable to its role in the experiment based on the reading

Groups:

(a) Independent Variable

,

(b) Dependent Variable

,

(c) Control Variables:

temperature of water over time

beaker size

type of light (infrared vs. visible)

lamp wattage

water volume

distance from lamp

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the dependent variable in the radio signal strength experiment?

Signal strength received

Brand of the radio transmitter

Distance between transmitter and receiver

Signal frequency

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the radio signal strength experiment, which of the following is NOT a control variable?

Signal frequency

Distance between transmitter and receiver

Type of barrier material

Brand of the radio transmitter

Tags

NGSS.MS-PS2-5

5.

MATCH QUESTION

1 min • 3 pts

Based on the experiment description, decide what’s being changed, what’s being measured, and what stays the same.

Angle of the solar panel

Dependent Variable

Light source brightness,

Control Variables

Voltage or energy output

Independent Variable

Tags

NGSS.MS-PS2-2

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What needs to be controlled so the solar panel test gives accurate results?

Type of wire used to connect the solar panel

Light source brightness

Distance from light

Type of solar panel

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS3-4

7.

DROPDOWN QUESTION

1 min • 3 pts

​ ​

​ ​ ✅ Independent Variable: ​ (a)  

✅ Dependent Variable: ​ (b)  

Size of the marble
Diameter of the crater
Drop height

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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