Identifying Variables Worksheet - Flying Colors Science - Free Printable
Educational worksheet: Identifying Variables Worksheet - Flying Colors Science. Download and print for classroom or home learning activities.
JPG
1152×1152
237.5 KB
Free · Personal Use
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #1507805
⭐
Show Answer Key & Explanations
Step-by-step solution for: Identifying Variables Worksheet - Flying Colors Science
▼
Show Answer Key & Explanations
Step-by-step solution for: Identifying Variables Worksheet - Flying Colors Science
It looks like you've uploaded a preview image of a worksheet titled *"Identifying Variables Worksheet"*, which asks students to identify the independent variable (IV) and dependent variable (DV) in various simple experimental scenarios.
Since this is a preview, only parts of the full worksheet are visible, and some text is obscured or cut off. However, I can help you solve and explain the first few problems that are clearly visible based on the content shown.
Let’s go through each scenario one by one and identify the independent and dependent variables.
---
> *You want to test if insect repellent will actually keep away mosquitoes. You spray insect repellent on 3 people and no insect repellent on 3 other people. You count the number of mosquito bites they each receive.*
- Independent Variable (IV): Whether or not insect repellent was applied
→ This is what the experimenter changes (applies vs. does not apply).
- Dependent Variable (DV): Number of mosquito bites received
→ This is what is measured or observed as a result.
✔ Answer:
- IV: Use of insect repellent
- DV: Number of mosquito bites
---
> *Your band teacher wants to find out if listening to the songs you are learning helps you actually play them better. He has 6 trumpet players learn the song only by reading the music and practicing the song. He has 6 other trumpet players read the music, practice the song, and listen to a CD with the song on it. He then asks the students to perform the song and listens for mistakes.*
- Independent Variable (IV): Whether or not students listened to the CD (i.e., auditory exposure)
→ This is the condition being tested.
- Dependent Variable (DV): Number of mistakes made during performance
→ This is the outcome being measured.
✔ Answer:
- IV: Listening to the CD (yes/no)
- DV: Number of mistakes in performance
---
> *(Partially visible, but likely says something like:)* Several orchids are grown with different types of fertilizer. The scientist counts the number of flowers produced.
Assuming the full scenario is:
> A scientist grows several orchids using different fertilizers and counts how many flowers each plant produces.
- Independent Variable (IV): Type of fertilizer used
→ This is what the scientist changes.
- Dependent Variable (DV): Number of flowers produced
→ This is what is measured.
✔ Answer:
- IV: Type of fertilizer
- DV: Number of flowers
---
> *A student wants to determine if giving a teacher gifts causes the teacher to give less homework. He gives his math teacher a fancy calculator and his science teacher a gift card. He does not give gifts to his ELA teacher or his social studies teacher. He records how much homework each teacher assigns throughout the year.*
- Independent Variable (IV): Whether or not a gift was given to the teacher
→ This is the manipulated condition.
- Dependent Variable (DV): Amount of homework assigned
→ This is what is observed and recorded.
✔ Answer:
- IV: Giving a gift to the teacher
- DV: Amount of homework assigned
---
## ✔ Summary Table:
| Problem | Independent Variable (IV) | Dependent Variable (DV) |
|--------|----------------------------|--------------------------|
| 1 | Use of insect repellent | Number of mosquito bites |
| 2 | Listening to the CD | Number of mistakes in performance |
| 3 | Type of fertilizer | Number of flowers |
| 4 | Giving a gift to teacher | Amount of homework assigned |
---
## 🧠 Key Concept: What Are Independent and Dependent Variables?
- Independent Variable (IV): The factor that is changed or controlled by the experimenter.
- Dependent Variable (DV): The outcome that is measured or observed; it depends on the IV.
💡 Think of it as:
"If I change [IV], then what happens to [DV]?"
---
Would you like me to help you complete the rest of the worksheet if you provide the remaining scenarios? Or would you like a printable version of the answers?
Since this is a preview, only parts of the full worksheet are visible, and some text is obscured or cut off. However, I can help you solve and explain the first few problems that are clearly visible based on the content shown.
Let’s go through each scenario one by one and identify the independent and dependent variables.
---
🔹 Problem 1: Insect Repellent Test
> *You want to test if insect repellent will actually keep away mosquitoes. You spray insect repellent on 3 people and no insect repellent on 3 other people. You count the number of mosquito bites they each receive.*
- Independent Variable (IV): Whether or not insect repellent was applied
→ This is what the experimenter changes (applies vs. does not apply).
- Dependent Variable (DV): Number of mosquito bites received
→ This is what is measured or observed as a result.
✔ Answer:
- IV: Use of insect repellent
- DV: Number of mosquito bites
---
🔹 Problem 2: Music Learning and Listening
> *Your band teacher wants to find out if listening to the songs you are learning helps you actually play them better. He has 6 trumpet players learn the song only by reading the music and practicing the song. He has 6 other trumpet players read the music, practice the song, and listen to a CD with the song on it. He then asks the students to perform the song and listens for mistakes.*
- Independent Variable (IV): Whether or not students listened to the CD (i.e., auditory exposure)
→ This is the condition being tested.
- Dependent Variable (DV): Number of mistakes made during performance
→ This is the outcome being measured.
✔ Answer:
- IV: Listening to the CD (yes/no)
- DV: Number of mistakes in performance
---
🔹 Problem 3: Orchids and Fertilizer
> *(Partially visible, but likely says something like:)* Several orchids are grown with different types of fertilizer. The scientist counts the number of flowers produced.
Assuming the full scenario is:
> A scientist grows several orchids using different fertilizers and counts how many flowers each plant produces.
- Independent Variable (IV): Type of fertilizer used
→ This is what the scientist changes.
- Dependent Variable (DV): Number of flowers produced
→ This is what is measured.
✔ Answer:
- IV: Type of fertilizer
- DV: Number of flowers
---
🔹 Problem 4: Teacher Gifts and Homework
> *A student wants to determine if giving a teacher gifts causes the teacher to give less homework. He gives his math teacher a fancy calculator and his science teacher a gift card. He does not give gifts to his ELA teacher or his social studies teacher. He records how much homework each teacher assigns throughout the year.*
- Independent Variable (IV): Whether or not a gift was given to the teacher
→ This is the manipulated condition.
- Dependent Variable (DV): Amount of homework assigned
→ This is what is observed and recorded.
✔ Answer:
- IV: Giving a gift to the teacher
- DV: Amount of homework assigned
---
## ✔ Summary Table:
| Problem | Independent Variable (IV) | Dependent Variable (DV) |
|--------|----------------------------|--------------------------|
| 1 | Use of insect repellent | Number of mosquito bites |
| 2 | Listening to the CD | Number of mistakes in performance |
| 3 | Type of fertilizer | Number of flowers |
| 4 | Giving a gift to teacher | Amount of homework assigned |
---
## 🧠 Key Concept: What Are Independent and Dependent Variables?
- Independent Variable (IV): The factor that is changed or controlled by the experimenter.
- Dependent Variable (DV): The outcome that is measured or observed; it depends on the IV.
💡 Think of it as:
"If I change [IV], then what happens to [DV]?"
---
Would you like me to help you complete the rest of the worksheet if you provide the remaining scenarios? Or would you like a printable version of the answers?
Parent Tip: Review the logic above to help your child master the concept of variable worksheet answers.
