stem bowl rules each team will have an adult proctor. proctors may not know any student on the team....

STEM Bowl Rules

• Each team will have an adult proctor. Proctors may not know any student on the team. Please leave your students now & go to a different team’s table!

• The adult proctor will set the question on the table for teams to solve when time is started.

• The questions will be shown on the screen as well as on question/answer sheet.

• Students will have five minutes to solve each problem.

• Students must write the first four letters of their school name on the answer sheet.

• All answers must be written clearly on the answer sheet. Include units when appropriate.

• When teams have a final answer, they write it on their answer sheet and hand it to their adult proctor.

• The adult proctor will circle the minute showing how long it took the team to answer the question.

• A runner will pick up the answer sheet and bring it to the scoring table.

SCORING

• Correct answer in first minute = 10 points• Correct answer in second minute = 7 points• Correct answer in third minute = 5 points• Correct answer in fourth minute = 3 points• Correct answer in fifth minute = 1 point• Incorrect answer = 0 points

• There are 10 questions.

• After the first five questions, there is a break. During the break the alternate can switch places with one member of the team.

• During competition, students may not talk with anyone other than their own teammates.

• While solving problems, students should keep their voices low so that other teams do not pick up any “free answers.”

• After solving a problem, students should sit quietly until the next question in presented.

• Points can be taken away from teams not following the STEM Bowl Rules.

Practice Question

©Keith Aborn. Sale or distribution of this document without written permission is illegal

1st Minute4th Minute3rd Minute2nd Minute5th Minute

Compare the following fractions. Put them in order from least to greatest.

5 , 5 , 5 , 524

23

72

1

1400

700100

25

Question # 1


Use the data in Table 1 to create two line plots showing the distribution of daily high temperatures in each city.

City Mon Tues Wed Thurs

Fri Sat Sun Mon

Jacksonville 87 90 90 89 90 85 83 83

Miami 85 87 88 87 85 85 87 89

Table 1. Daily High Temperature (F˚) for Eight Days

Question # 2


Polaris is a blue green star that is 6,000 to 10,000 times brighter than the sun.

Polaris Sun

Why does the Sun appear brighter than Polaris?

http://stars.astro.illinois.edu/sow/polarisr.jpg

Question # 3


There are 6 toy cars that each cost the same amount. There is 1 toy truck that costs more than 1 toy car. The truck and 2 cars cost $10.00. The truck and 4 cars cost $16.00. If you bought just the toy truck, how much would it cost?

Question # 4


Look at the square and equilateral triangle. Line segment FG is a side for both figures. If the triangle has a perimeter of 120 inches, what is the perimeter of the square?

F G

E HD

Question # 5


BREAK !


Question # 6



Pauline is going to cover the shaded area below using pattern blocks.

She starts by using exactly 3 trapezoids and exactly 7 triangles to cover part of the design. She is going to use only rhombuses to finish covering the shaded design. How many rhombuses will she need?

Question # 7


1st Minute4th Minute3rd Minute

2nd Minute5th Minute

Alex did a science project on which brand of popcorn pops the most kernels. His results are shown in the table below.

Brand of Popcorn Number of un-popped kernels

Average amount of un-popped kernels

Trial 1 Trial 2 Trial 3Jolly Time 28 19 52 33Orville Redenbacher 50 45 28 41Act II 38 24 34 32Pop-Secret 53 57 55 55

What conclusion can Alex make regarding his experiment and how can he apply this information.

Question # 8


Jasmine measured her tomato plants using a yardstick and Alex measured his plants using a ruler. They both said their plants measured of the measuring tool. Whose plants were larger? How much larger?

4

1

Question # 9


Draw a representation of 2

3 in the rectangle

below.

Show of this line segment.2

3

Draw a picture to create a set of objects and show that of the set is colored.

2

3

Question # 10

There are many different types of towers.

Your task is to build the tallest tower you can with the materials provided. You will be given 50 toothpicks, 40 straws, 50 paper clips, and tape. At the end of ten minutes, the sponsor will measure your tower, as it stands. One point will be awarded for each inch, measuring to the highest point on the tower. A maximum of 20 points can be earned for this task.You will be given two minutes to discuss your plan of action with your teammates. After two minutes, the sponsor will hand you the materials and the time will begin. You have ten minutes to complete this task.

2 Minute Planning


Your task is to build the tallest tower you can with the materials provided. You will be given 40 toothpicks, 40 straws, 40 paper clips, and tape. At the end of ten minutes, the sponsor will measure your tower, as it stands. One point will be awarded for each inch, measuring to the highest point on the tower. A maximum of 20 points can be earned for this task.

6th Minute9th Minute8th Minute7th Minute10th Minute

Your task is to build the tallest tower you can with the materials provided. You will be given 40 toothpicks, 40 straws, 40 paper clips, and tape. At the end of ten minutes, the sponsor will measure your tower, as it stands. One point will be awarded for each inch, measuring to the highest point on the tower. A maximum of 20 points can be earned for this task.

And the winner is…

Tiebreaker #1


A snail on the ground saw a tree branch 24 inches above the ground. Each night the snail crawled 7 inches up the tree. Each day, that same snail slid back down 1 inch. At this rate, when did the snail first make it to the tree branch?

Tiebreaker #2


List all of the possible arrays that can be made with 24 squares. Use the graph paper to show each array and list the factors below.

stem bowl rules each team will have an adult proctor. proctors may not know any student on the team....

Documents

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scoringcorrect answer

pointincorrect answer

final answer

written permission

adult proctor

toy truck

different teams table