Nature of science

Using one or more of your senses to gather information is called

• Inferring

• Observing

• Predicting

• Hypothesizing

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Observations that deal with a number or amount are called

• qualitative

• quantitative

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NGSS.5-ESS2-2

NGSS.5-PS1-2

The Skittles are yellow, red and green is an example of _____.

• qualitative observations

• quantitative observations

• hypothesis

All of the factors that are kept the same in an experiment _____.

• control

• constant

• dependent variable

• independent variable

The steps commonly used by scientists in gathering information to test hypotheses and solve problems are called _____.

• scientific inquiry

• hypothesis

• scientific method

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The variable that is changed by the scientist to test a hypothesis is called the _________________________ .

• dependent variable

• independent variable

• control

• constant

Justin blows his nose, but mucus seems to leak through the tissue.  He decides to test which tissue holds up the best while sneezing.  What is the independent variable?

• sneezing
• Justin
• amount of tissue
• type of tissue

Tags

NGSS.3-5-ETS1-3

Mr. Nice wanted to know if different types of music affected people's heart rates, so he played different music and checked their pulses. What is the dependent variable?

• type of music

• heart rate

• how long they listened to music

• Mr. Nice

Which question can best be investigated by a scientist?

• Should I buy a red shirt or a green shirt?

• Does chocolate milk or plain milk taste better?

• What is the effect of sunlight on plant growth?

• Which feels softer, cat fur or dog fur?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

NGSS.MS-LS1-6

NGSS.MS-LS2-1

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This is the outcome of the experiment. It's what was observed or measured.

• Independent Variable

• Dependent Variable

• Control

• Constant

Tags

NGSS.MS-PS2-2