Investigation in science

​gOOD MORNING

1) TURN TO PAGE 277 OF YOUR TEXTBOOK

2) jOIN THE QUIZZIZ WITH YOUR DEVICE

​ 3) bE READY

​INvestigatiion in science

​Learning objectives

1. Learners know a proper scientific question

2. LEarners can identify different variables

3. To analyse the results from the investigation​

​

​

​INvestigation in science

​Success criteria

1. To identify the correct scientific question for investigation

2. ​to identify the 3 variables

3. TO be able to choose variables for a given experiment

​

​

​asking questions

Opinions or Facts?

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Is it measurable?​

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​https://www.youtube.com/watch?v=bqfQpURDoCo

​Lets watch a video!

Poll

Which is the best toothpaste?

Poll

Was your choice an opinion or a fact?

• Opinion

• Fact

Poll

Which toothpaste is the cheapest?

• RM 40

• RM35

• RM56

• RM33

Poll

Was your choice an opinion or a fact?

• Opinion

• Fact

Multiple Choice

Is this question measurable?

How much toothpaste is needed to neutralise the acid in your mouth?

• Yes

• No

​Let us see some examples,

Be ready!​

Multiple Choice

Are StarWars movies better than Batman movies?

• Measurable

• Not measurable

Multiple Choice

Is it true that Eating an apple a day, can reduce the body weight by 20% in 2 months?

• Measurable

• Not measurable

Multiple Choice

Will pizzas taste better with pineapple?

• Measurable

• Not measurable

Multiple Choice

Will pizzas made with pineapples weigh more than the pizzas made with watermelon?

• Measurable

• Not measurable

Multiple Choice

Is science interesting?

• Measurable

• Not measurable

​ASking a question

Must be based on fact

​&

​Must be measurable​

​Variables

​Independent: What you can decide to change in an experiment.

Dependent: What you observe or measure

​Controlled: Things you keep the same –do not change.

Some text here about the topic of discussion

​

• https://www.youtube.com/watch?v=VhZyXmgIFAo

• https://www.youtube.com/watch?v=Zwv3LIg2NjE

​Lets watch some videos!

Multiple Choice

Which variable do I keep the same during an experiment?

• Independent Variable

• Dependent Variable

• Controlled variable

Multiple Choice

Which variable to I change during an experiment?

• Independent Variable

• Dependent Variable

• Controlled variable

Multiple Choice

Which variable to I measuring an experiment?

• Independent Variable

• Dependent Variable

• Controlled variable

Multiple Choice

A student wanted to know which of this 3 types of plants grows the fastest. Which one of the options is the independent variable?

• Type of plant

• Amount of water poured

• The height of the plant

• Exposure to sunlight

Multiple Choice

A student wanted to know which of this 3 types of plants grows the fastest. Which one of the options is the dependent variable?

• Type of plant

• Amount of water poured

• The height of the plant

• Exposure to sunlight

Multiple Choice

A student wanted to know which of this 3 types of plants grows the fastest. Which one of the options is the control variable?

• Type of plant

• Amount of water poured

• The height of the plant

​(IV)

​(DV)

​(CV)

(IV)​

(DV)​

(CV)​

​(IV)

​(DV)

​(CV)

​(IV)

​(DV)

​(CV)

Poll

I can identify the correct scientific question for investigation

• Yes

• Maybe

• Not sure

Poll

I can identify the 3 variables

• Yes

• Maybe

• Not Sure

Poll

I can choose variables for a given experiment

• Yes

• Maybe

• Not sure