6.1

Which is the best reason for not using a moving car as a reference point?

• It is difficult to determine which direction motion is occurring.

• The car will get out of sight too quickly

• It is difficult to tell other people which car you are using

• The car has moving parts, like rolling tires, that can be distracting.

An object is in ____ if its position changes relative to another object.

• motion

• reference

• gravity

• stationary

A ______ is a place or object used for comparison to determine if something is in motion.

• reference point

• potent potable

• cross interestion

• slope

Which of the following is the best reference point for describing the motion of the planets in our solar system?

• The sun

• Mars

• Jupiter

• The Moon

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

List the steps of the scientific method

d

e

f

c

b

a

Conduct experiment

Ask a question

Analyze results

Form a hypothesis

Draw conclusions

Communicate results

Tags

NGSS.MS-LS1-5

Suppose you are in a train. What objects would make good reference points to determine whether or not the train is moving?

• Signs on streets

• Parked cars

• Trees

• the seat next to you

D'Mayia is testing how the amount of vinegar added to baking soda will affect whether or not a plastic bag explodes. The vinegar is the __ variable.

• dependent (measured)

• constant (same)

• independent (changes)

Walker is testing which fertilizer will grow the tallest grass.  The height of the grown grass is the __ variable.

• constant (same)

• independent (changes)

• dependent (measured)

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Carrington is testing how electrolytes affect her horses body temperature.  "Marilyn's" body temperature is the __ variable.

• dependent (measured)

• independent (changes)

• constant (same)

Tags

NGSS.MS-PS3-4

The map shows locations of the tectonic plates.
The border marked with a bold dashed line is between which two plates?

• Eurasian and African

• Indo-Australian and Pacific

• North American and South American

• Eurasian and North American

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3