Arizona Science

Why is the scientific method important?

• It allows other scientists to repeat your process

• Because Mr. Stone makes me do it

• It helps determine variables in an experiment

• Because experiments are fun

Tags

NGSS.MS-PS1-2

Variable that the SCIENTIST CHANGES or TESTS.

• Control Variable

• Variable

• Dependent Variable

• Independent Variable

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Variable that is MEASURED or OBSERVED; it DEPENDS on the independent variable.

• Control Variable

• Variable

• Dependent Variable

• Independent Variable

Tags

NGSS.MS-PS1-2

Variable that the scientist keeps CONSTANT or the SAME. 

• Control Variable

• Variable

• Dependent Variable

• Independent Variable

How do scientists know that their data is accurate? 

• Follow their procedure exactly and control all their variables

• Compare results with other scientists that tested the same thing and get similar results

• Repeat the experiment and get similar results

• All of the choices are correct.

Tags

NGSS.MS-PS1-2

Based on the graph, how many more students are in the science club than the book club?

• 20

• 16

• 46

• 18

Energy due to motion is ____________ energy. 

• Potential 

• Energy

• Kinetic

• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The faster an object moves, the ________ kinetic energy it has. 

• more

• less

• none of the above

• all of the above 

Tags

NGSS.MS-PS3-1

__________ is stored energy. 

• Potential

• Kinetic

• None of the above 

• All of the above 

Tags

NGSS.MS-PS3-2

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass

• Friction and movement

• Mass and Movement

• Height and Friction 

Tags

NGSS.MS-PS3-2