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CPO-Hsu-Integrated Science 1/e (Homework)

James Finch

Physical Science, section 1, Fall 2010

Instructor: Dr. Friendly

Current Score: 1/15

Due: Saturday, September 11, 2010 23:00 EDT

About this Assignment

Question
Points
1 2 3 4 5 6
1 0/1 0/2 0/4 0/1 0/6
Total
1/15

Description

Here are some textbook questions from Integrated Science: An Investigative Approach 1/e by Tom Hsu and published by CPO Science. Click here for a list of all of the questions coded in WebAssign.

Question 1, 2, 4, and 6 are problems from the end of chapter 1, 2, and 8.

Question 3 is a Concept Review question from the end of chapter 2 in multiple answer format.

Question 5 is an Applying Your Knowledge numeric question from the end of chapter 4.


Instructions

This demo assignment allows many submissions and allows you to try another version of the same question for practice.



1. 1/1 points All Submissions Notes Question: CPO-IS1 1.P.003.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
Match the measurement in the first column to the corresponding equal measurement in the second column.
3000 millimeters
2 feet
2 centimeter
10560 feet


Your answer is correct.

2. –/1 points Notes Question: CPO-IS1 1.P.004.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
A student is 5 feet, 9 inches tall. What is her height in meters?
Enter a number.
 m

3. 0/2 points All Submissions Notes Question: CPO-IS1 2.CR.002.
Question part
Points
Submissions
1 2
0/1 0/1
2/50 2/50
Total
0/2
 
The following terms and phrases refer to the two axes of a graph. Divide the terms and phrases according to which group they belong in. (Select all that apply.)

words to sort
horizontal
vertical
X-axis
Y-axis
dependent variable
independent variable

Group AGroup B

Your answer is incorrect.



Your answer is incorrect.




4. –/4 points Notes Question: CPO-IS1 2.P.008.
Question part
Points
Submissions
1 2 3 4
0/1 0/1 0/1 0/1
0/50 0/50 0/50 0/50
Total
0/4
 
Use the graph below to predict the speed of the car at the following distances.
20 cm
Enter a number.
 cm/sec
35 cm
Enter a number.
 cm/sec
60 cm
Enter a number.
 cm/sec
90 cm
Enter a number.
 cm/sec

5. –/1 points Notes Question: CPO-IS1 4.AYK.002.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
You need a wheelbarrow to transport some soil for your garden. The one you have gives a mechanical advantage of 2.0. If you use 72 Newtons of force to lift the wheelbarrow so that you can roll it, how much soil can you carry with this wheelbarrow? Give the weight of the soil in Newtons.
Enter a number.
 N


6. –/6 points Notes Question: CPO-IS1 8.P.008.
Question part
Points
Submissions
1 2 3 4 5 6
0/1 0/1 0/1 0/1 0/1 0/1
0/50 0/50 0/50 0/50 0/50 0/50
Total
0/6
 
A student uses three appliances in her dormitory room: a 1,200 watt iron, which she uses 3.9 hours per month; a lamp with a 100 watt bulb which she uses 145 hours per month; and a 700 watt coffee maker, which she uses 39 hours per month.
(a) How many kilowatt-hours of electrical energy are consumed in one month by each of these appliances?
iron
Enter a number.
 kWh
lamp
Enter a number.
 kWh
coffee maker
Enter a number.
 kWh
(b) If the local utility company charges 14 cents per kilowatt-hour of electrical energy consumed, how much does it cost per month to operate each appliance?
iron
$
Enter a number.

lamp
$
Enter a number.

coffee maker
$
Enter a number.

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