The variables for this experiment include mass, volume, and the materials in the various balls, as well as their densities. In Part I, you will be comparing a table tennis ball and a golf ball. Use the drop-down menus to complete
the sentences and identify the independent and dependent variables.
In Part I, the independent variable, the one that is intentionally manipulated, is
mass
In Part I, the dependent variable, the one that you measure the response in, is
volumes
material
density
Intro
Done

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by