Significant Figures Lab

Last updated over 3 years ago
20 questions
Note from the author:
Using the instruments provided in the lab, determine the number of significant figures in your collected data and perform the calculations in the lab.

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Using the instruments provided in the lab, determine the number of significant figures in your collected data and perform the calculations in the lab.

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Choose a different group member to perform each of the following tasks. Everyone should help and perform the calculations in their own Formative. They are set up for you, just plug in the conversion factors including the one you figure out.
2

Find the mass(in grams) of 5 skittles, record your information in ____________ grams

2

How many significant figures in the number, 5 skittles?

2

How many significant figures in the number recorded in grams for the 5 skittles?

4

One common piece of advice is to chew your food an estimated 32 times before swallowing. It takes fewer chews to break down soft and water-filled food. The goal of chewing is to break down your food so it loses texture. Using a stopwatch on your phone, put all 5 skittles in one persons mouth, find the amount of time it takes to chew the skittles 32 times, swallow the skittles and record the time in the following problem. Take a picture of the stopwatch in the space below.

2

Record your time in seconds, from #4 below.

2

From your time in seconds, how many significant figures in the number?

4

If 25 people are in class, and we used your time for chewing thirty-two times, how long would it take all 25 people to chew thirty-two times one after another(consecutively not concurrent)?

4

Using a meter stick, take a normal step forward like you are walking. Have your partner measure your step distance by using the meter stick to measure from toe to toe(measure in centimeters). Take a picture of the meter stick at the front toe(measurement distance)

2

Record your stride length distance in centimeters below.

2

How many significant figures in your stride length distance?

4

Using your stride length, if you took 50 steps around the track, how far would this distance represent?

2

How many significant figures in 50 steps?

4

Using a meter stick measure your partners stride length by having them take a normal step forward like you are walking. Have your partner measure your step distance by using the meter stick to measure from toe to toe. Take a picture of the meter stick at the front toe(measurement distance).

4

Using yours and your partners stride length ______ + _______, add the two numbers together.

2

How many significant figures in the image?

2

How many significant figures in the image?

2

If I combine the weight of the two objects in the images below, the total weight = ____________ kg

4

Measure the height of the bottom step in the stadium, record your information below(measure in centimeters):
Insert an image below of your measurement as well.

2

If we added more rows in the stadium and increased it to 50 rows, what would be the total height(in centimeters) of all the steps(each row has 2 steps).

2

If we added more rows in the stadium and increased it to 50 rows, what is the number of significant figures in 50 rows?