Review unit 1

Using a ruler to measure the length of a stick is an example of

• predicting the length of the stick by guessing

• extending the sense of sight by using an instrument

• calculating the percent of error by using a proportion

• measuring the rate of change of the stick by making inferences

What is the volume of liquid C?

• 25.0 mL

• 50.0 mL

• 75.0 mL

• 125.0 mL

A student earned a 90% the first marking period, but only a 75% the second marking period. What was the weekly rate of change over the 10 week marking period?

• 15% / week

• 1.5% / week

• 9% / week

• 7.5% / week

Which statement about a major hurricane is an inference?

• The windspeed is measured at 200 km/hr.

• The central air pressure is recorded at 946.0 mb.

• A rain gauge records three inches of rain in less than one hour.

• Damage from the storm is expected to be extensive.

The graph shows temperature readings for a day in April. The average rate of temperature change, in Fahrenheit degrees per hour, between 6 a.m. and noon was

• 6°/hr

• 8°/hr

• 3°/hr

• 18°/hr

What is the following statement?

“Judging by the shape, the footprint was made by a duck that was migrating southward”

• Observation

• Inference

• Prediction

• Fact

What is the basic unit for measuring mass?

• Celsius

• gram

• meter

• liter

What is the basic unit for measuring length?

• Celsius

• gram

• meter

• liter

What is the basic unit for measuring liquid volume?

• Celsius

• gram

• meter

• liter

The temperature of the gym changed 20^oC over a 1 hour time period. What is the rate of the temperature change per minute?

• 0.33^o C/min

• 20^o C/min

• 1.0^o C/min

• 0.66^o C/min