While performing an experiment, the student creating the data table is not sure if a measurement from the experiment is a vector or scalar. which question should she ask to determine if a measurement is a vector or a scalar? a) is the measurement a rate? b) is the measurement in metric units? c) does the measurement include direction? d) does the measurement include magnitude?

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving