Friday 7 October 2011

8th grade science. 7 questions!?

Weight measures



the amount of mass in an object.



how big an object is.



gravity's effect on an object.



how dense an object is.





Which type of measurement is used least often by scientists?



Weight



Mass



Both weight and mass are used equally by scientists



Neither weight or mass is used by scientists





Which of the following tools measures mass?



A Balance



A Scale



A Cyclometer



A Graduated Cylinder





You step on the scale and notice that you have lost 5 pounds. Which of the following has changed?



Only your mass changed.



Only your weight changed.



Neither your mass nor weight changed.



Both your mass and weight changed.





Which of the following would have an effect on an object's mass?



Freezing the object.



Heating the object.



Changing the object's elevation.



None of the above.





Which of the following terms measures the amount of matter in an object?



Weight



Pounds



Size



Mass





If you went to the moon, how would your weight change relative to your weight on Earth?



It would be the same on the moon as on Earth.



It would increase because of less gravity.



It would decrease because of less gravity.



None of the above.
8th grade science. 7 questions!?
1) The effect of gravity on an object

2) Mass is favoured however weight is used. I'd go for mass.

3) A Balance

4) Your weight has changed

5) None

6) Mass

7) It would decrease



:) Try yourself next time, hope I helped.
8th grade science. 7 questions!?
ok i know all the answers exept for number 3

1) gravity's effect on the object

2) both weight and mass are used equally by scientists

3) i don't know

4) both mass and weight have changed

5) none of the above

6)mass

7)It would decrease because of less gravity



hope this helps :)