Weekly

What is the frequency of a wave that completes 7 cycles in one week?

• 1 Hz

• 0.001 Hz

• 0.01 Hz

• 0.1 Hz

Which of the following best describes a weekly cycle in biological systems?

• Circadian rhythm

• Ultradian rhythm

• Infradian rhythm

• Diurnal rhythm

If a scientist observes a weekly pattern in data, what type of variable might they be studying?

• Independent variable

• Dependent variable

• Control variable

• Confounding variable

A weekly experiment is conducted to measure plant growth. What is the dependent variable?

• Amount of sunlight

• Type of soil

• Plant height

• Watering frequency

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which of the following is an example of a weekly natural phenomenon?

• Tides

• Seasons

• Moon phases

• Weather patterns

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-5

In a weekly lab experiment, a student measures the pH of a solution. What is the most likely purpose of this experiment?

• To determine acidity changes over time

• To measure temperature fluctuations

• To observe color changes

• To calculate density

Tags

NGSS.MS-PS1-2

What is the term for a weekly cycle of high and low tides?

• Neap tide

• Spring tide

• Diurnal tide

• Semidiurnal tide

A weekly data collection shows a consistent increase in temperature. What could be a possible cause?

• Seasonal change

• Instrument error

• Random variation

• Human error

Tags

NGSS.MS-ESS3-5

Which scientific instrument would be most useful for tracking weekly weather patterns?

• Thermometer

• Barometer

• Anemometer

• Hygrometer

Tags

NGSS.MS-ESS2-5

What is the significance of a weekly pattern in ecological studies?

• Indicates a short-term trend

• Shows a long-term trend

• Suggests a random occurrence

• Demonstrates a seasonal cycle