Georgia Milestones Review Science

Which of these is an observed chemical property?

• color of powder

• density of powder

• powder dissolves in water

• powder reacts with vinegar

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

As you move across the periodic table from left to right within a period, the elements...

• become less stable

• become more reactive

• change from gases to solids

• change from metals to nonmetals

Through which of the following materials does heat travel the fasest

• glass

• metal

• plastic 

• wood

Tags

NGSS.MS-PS3-4

Which of the following is an example of kinetic energy?

• a child jumping rope

• a swimmer ready to dive

• a stuffed toy lying on a table

• firewood stacked in a fireplace

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which represents kinetic energy?

• a bear standing in a field of berries 

• a salmon resting in still water

• a bear holding a salmon it has caught

• a salmon leaping up a waterfall

Tags

NGSS.MS-PS3-1

When a hair dryer is being used, one of the energy transformations that takes place is

• electrical to chemial

• electrical to mechanical

• mechanical to electrical

• chemical to electric

When electrical energy is "used" by an electric light, what really happens to the energy

• it is given off as other forms of energy

• it changes matter

• it stops at the electric light

• it dissapears

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NGSS.MS-PS3-3

NGSS.MS-PS3-5

In which state of matter are molecules in contact with each other but free to move?

• solid

• liquid

• gas

A car stopped at the top of the ramp has...

• heat energy

• potential energy

• kinetic energy

• mechanical energy

Tags

NGSS.MS-PS3-2

In an amusement park a moving bumper car (car 1) collides with a bumper car at rest (car 2) and, after the collision, both cars move. If momentum is conserved, which statement is correct?

• The momentum of car 1 increases and the momentum of car 2 decreases

• The momentum of car 1 decreases and the momentum of car 2 increases

• The total momentum of both cars increase

• The total momentum of both cars decrease

Tags

NGSS.MS-PS2-1