If a machine can lift a 1000 pound weight with 50 pounds of force, the machine provides a mechanical advantage of
a..............................................................................................................................10
b...........................................................................................................................1000
c..............................................................................................................................50
d.............................................................................................................................20
d
You might also like to view...
Which of the following activities best helps students make the connection between reading and writing?
a. writing a summary of text they have just read b. answering questions about a text they have just read c. discussing a text they have just read d. giving a report about a text they have just read
What report was instrumental in supporting the concept of middle schools over junior high schools?
a. Condition of Education: A Closer Look b. The Blueprint for Reform c. Goals 2000: Educate America Act d. Turning Points: Preparing American Youth for the 21st Century
Many people downplay the development of creativity in young children because they think it is a special talent that not everyone displays
Indicate whether the statement is true or false
______ typically require the observer to do nothing else but observe, looking usually for specific behaviors, reactions, or interactions.
a. Observations b. Unstructured observations c. Structured observations d. Limited observations