Answers TX-Integrated Physics and ChemistrySpeed and Velocity

Speed and Velocity Answers

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What does it mean when a Guatemalan shakes his hand quickly so that the index and middle fingers slap together and make a snapping sound?

He is trying to get a girl's attention.

He is adding emphasis, expressing surprise, or indicating “hurry.”

He is showing affection.

He is hungry.

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The chart shows the movement of a ball after several seconds.

Column A should be “Time,” and Column B should be “Position.”

Column A should be “Position,” and Column B should be “Time.”

Column A should be “Velocity,” and Column B should be “Speed.”

Column A should be “Speed,” and Column B should be “Velocity.”

In this letter to Jackson, Adams states his belief that political partieswill lead to opposition in the US.will bring unity to the US.will not exist in the US.should be part of the US government.

will lead to opposition in the US.

will bring unity to the US.

will not exist in the US.

should be part of the US government.

Which activity is not a role of political parties?influencing laws and policiesinfluencing votersorganizing electionsnominating candidates

influencing laws and policies

influencing voters

organizing elections

nominating candidates

Review the image. Which conclusion about political parties can you make from analyzing this cartoon?

Political parties often accuse each other of the same thing.

Political parties work well together.

Democrats played partisan politics “then.”

Republicans work with Democrats “now.”

The data set represents the number of miles Mary jogged each day for the past nine days.6, 7, 5, 0, 6, 12, 8, 6, 9What is the outlier of the data?

Veronica’s velocity was measured as 4.3 m/s. She displaced 20 meters in 4.7 seconds. Which piece of information is missing for the correct calculation of velocity?

the starting point

the direction

the end point

the time per meter

What is the most commonly consumed protein in Guatemala? Click on Explore Topics, then Diet.

beef

nuts

eggs

beans

The graph is the path Beth took on a walk.

Beth slowed down considerably.

Beth turned around and went the other direction.

Beth sped up considerably.

Beth went farther away from the origin.

The data set represents the total number of tuba players in each of 11 different school bands.0, 1, 3, 3, 4, 4, 4, 5, 6, 6, 8What is the lower quartile of the data?

Mr. Smith is designing a race where velocity will be measured. Which course would allow velocity to accurately get a winner?

a 5 mile course from the center of town heading north to the outskirts of town

a 100 meter swim in a 50 meter pool

a 2 mile run around a 400 meter track

a 10 mile bike course that zigzags through the mountains and back again

Which explains the information needed to calculate speed and velocity?

Both require the total distance, but velocity also requires time and displacement.

Both require time, but velocity requires displacement and speed requires distance.

Speed requires displacement, while velocity requires distance.

Speed does not require time, while velocity does require time.

Which statement is true about the ranges for the box plots?

The range of the Morning box plot is the same as the range of the Afternoon box plot.

The range of the Morning box plot is 1 less than the range of the Afternoon box plot.

The range of the Morning box plot is 1 more than the range of the Afternoon box plot.

The range of the Morning box plot is 2 less than the range of the Afternoon box plot

The chart indicates the time, speed, and velocity of five runners.

Garreth and Elisa ran the same distance but not the same displacement, Luigi and Jasmine went the same displacement, and Logan ran faster than Jasmine.

Garreth ran farther than Luigi, Elisa and Jasmine went the same distance, and Logan and Jasmine has the same displacement in the opposite direction.

Garreth and Elisa ran together, Luigi and Jasmine went the same distance, and Logan and Jasmine have the same displacement in the opposite direction.

Garreth ran less than Logan, Elisa and Jasmine went the same displacement, and Luigi and Garreth ran together.

Which statement is true about the box plots?

Both the ranges and the interquartile ranges for the data sets are the same.

Neither the ranges nor the interquartile ranges for the data sets are the same.

The interquartile ranges for the box plots are the same, but their ranges are different.

The ranges for the box plots are the same, but their interquartile ranges are different.

The box plot represents the number of minutes customers spend on hold when calling a company.What is the upper quartile of the data?

The graph indicates the running route for Tobias.Which best describes his run?

From time 0 to 6, he went fast and then slowed down.

From time 6 to 10, he was at his slowest.

From time 12 to 14, he went very slow.

From time 14 to 18, he went toward the starting point.

A variety of two types of snack packs are delivered to a store. The box plots compare the number of calories in each snack pack of crackers to the number of calories in each snack pack of trail mix.Which statement is true about the box plots?

The interquartile range of the trail mix data is greater than the range of the cracker data.

The value 70 is an outlier in the trail mix data.

The upper quartile of the trail mix data is equal to the maximum value of the cracker data.

The number of calories in the packs of trail mix have a greater variation than the number of calories in the packs of crackers.

Which statement can be supported by using a position-time graph?

A negative slope results when an individual is moving away from the origin.

A horizontal line on the graph means the individual is moving at a non-zero velocity.

A positive slope results when an individual is moving away from the origin.

The speed of an individual cannot be determined from this type of graph.

Jamal is 8 miles away from his house. He rides his bike home toward home at a speed of 12 mph..How far away from home is he after a half hour?

1 mile

2 miles

3 miles

4 miles

The interquartile range of the data set is 4.2, 2, 3, 3, 4, 5, 5, 6, 7, 9, 12Which explains whether or not 12 is an outlier?

Twelve is an outlier because it is greater than the sum of 7 and 4.

Twelve is an outlier because it is less than the sum of 7 and 6.

Twelve is not an outlier because it is greater than the sum of 7 and 4.

Twelve is not an outlier because it is less than the sum of 7 and 6.

Which is a valid velocity reading for an object?

45 m/s

45 m/s north

0 m/s south

0 m/s

The chart shows Daniela’s run through her race.

1.5 m/s

2 m/s

2.5 m/s

5 m/s

Kiley went 5.7 km/h north and then went 5.8 km/h west. From start to finish, she went 8.1 km/h northwest.Which best describes her numbers?

5.7 km/h north and 5.8 km/h west are instantaneous speeds, while 8.1 km/h northwest is the average speed.

5.7 km/h north and 5.8 km/h west are average speeds, while 8.1 km/h northwest is the instantaneous speed.

5.7 km/h north and 5.8 km/h west are average velocities, while 8.1 km/h northwest is the instantaneous velocity.

5.7 km/h north and 5.8 km/h west are instantaneous velocities, while 8.1 km/h northwest is the average velocity.

The box plot represents the number of minutes it takes for the students in a class to run a mile.

Greg is in a bike race. At mile marker four (out of ten), his speed was measured at 13.5 mph.Which best describes the measured number?

It is the average speed of the bike rider.

It is the instantaneous speed of the bike rider.

It is the instantaneous velocity of the bike rider.

It is the average velocity of the bike rider.

Which units are used to measure both velocity and speed? Select three options.m/sd/tkm/hmphm2

m/s

d/t

km/h

mph

The box plot compares the number of events that Mrs. Cai’s and Mr. Roland’s classes won over the last 10 years on the school’s field day.Based on the data in the box plots, what is the best evidence to show which class has had greater success on field day over the last 10 years?

Mrs. Cai’s class was more successful because her interquartile range was less spread out.

Mrs. Cai’s class was more successful because she had the greater total spread.

Mr. Roland’s class was more successful because his class always won at least one event.

Mr. Roland’s class was more successful because his class’s lower quartile was the same as Mrs. Cai’s class’s upper quartile.

Which best defines the relationship between speed and velocity?

Speed is velocity with displacement.

Velocity is speed with displacement.

Speed is based on a specific direction.

Velocity is based on distance.

Lila is a track and field athlete. She must complete four laps around a circular track. The track itself is a 400 meter track and it took her 6 minutes total to complete.Which best describes her speed and velocity? (There are 60 seconds in 1 minute.)

Her speed is 4.4 m/s, and her velocity is 0 m/s.

Her speed is 1.1 m/s, and her velocity is 0 m/s.

Her speed is 0 m/s, and her velocity is 2400 m/s.

Her speed is 4.4 m/s, and her velocity is 4.4 m/s.

The data set below has a lower quartile of 13 and an upper quartile of 37.1, 12, 13, 15, 18, 20, 35, 37, 40, 78Which statement is true about any outliers of the data set?

The data set does not have any outliers.

The lowest value, 1, is the only outlier.

The greatest value, 78, is the only outlier.

Both 1 and 78 are outliers.

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