Applied Methods and Techniques Flashcards
7 cards from real MAP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Applied Methods and Techniques flashcards as text
A student tests whether fertilizer amount affects plant height. Which variable is the dependent variable?
Answer: Plant height
The dependent variable is the outcome measured in response to changes in the independent variable.
Why should an experiment include a control group?
Answer: To provide a baseline for comparing results
A control group receives no treatment, so results from the experimental group can be compared against it.
A student measures the same object's mass three times and gets 24.1 g, 24.0 g, and 24.2 g. The accepted mass is 30.0 g. The measurements are best described as:
Answer: Precise but not accurate
The values are close to each other (precise) but far from the true value (not accurate).
Which type of graph is best for showing how temperature changes over a 24-hour period?
Answer: Line graph
Line graphs show continuous change over time.
A recipe needs 3/4 cup of sugar for 12 cookies. Using a proportion, how much sugar is needed for 36 cookies?
Answer: 2 1/4 cups
36 is 3 times 12, so 3 × 3/4 = 9/4 = 2 1/4 cups.
Which tool is most appropriate for measuring the volume of a liquid in a lab?
Answer: Graduated cylinder
A graduated cylinder is designed to measure liquid volume accurately.
When estimating 487 × 21 to check a calculation, which estimate is most reasonable?
Answer: 10,000
Rounding to 500 × 20 gives 10,000.