AKS 7 Review

A book falls from a desk. Evaluate which graph BEST represents the book’s change in potential energy.

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Tags

NGSS.MS-PS3-2

When gasoline is burned in a car engine, ________ energy is converted into _________ energy.

• heat, chemical

• chemical, potential

• mechanical, chemical

• chemical, mechanical

Tags

NGSS.MS-PS3-5

As a skateboarder moves downhill, some of the energy of the skateboarder is

• lost.

• potential.

• kinetic.

• kinetic and some is potential.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Jane puts some water into an electric kettle and then she connects it to the power source. She observes that after some time, the water inside the kettle heats up and begins to boil. What is happening?

• Light energy is transforming into heat.

• Electrical energy is transforming into heat energy.

• Heat energy is transforming into electricity.

• Electrical energy is transforming into light and heat energy.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

Which of the following best describes the thermal energy of a material?

• The ability of the material to allow heat to pass through it

• The heat the material absorbs, minus the heat it releases

• The total kinetic energy of all of the particles in the material

• The energy needed to change the state of the material

Tags

NGSS.MS-PS1-4

Which image exclusively represents the principle of radiation?

• I

• II

• III

• IV

Based on the principles of convection, conduction and thermal radiation, which scenario below is most similar to the following situation?

You put a heating pad on your back after exercising.

• Feeling a metal wire get warmer as you roast a marshmallow over a fire.

• Warm air rising in a room where the air is moving.

• The sun warming up the roof on a house.

• Cold water sinking in a pot of water being warmed up on the stove.

Energy is transferred in solids by conduction, which means that....

• heat travels in both directions.

• heat travels from the cooler object to the hotter object.

• heat does not travel between objects of different temperatures.

• heat travels from the hotter object to the cooler object.

Tags

NGSS.MS-PS1-4

When the burner in a hot air balloon is turned on, the temperature of the air in the balloon ________ causing its volume to _________ and the balloon _________.

• decreases, expand, sink

• increases, expand, rise

• decreases, contract, rise

• increases, contract, sink

Tags

NGSS.MS-PS1-4

The data table here provides information on the specific heat of four different kinds of metal.

Which of the following conclusions is supported by the data in the table provided?

• Aluminum cookware will heat up more quickly than cookware made from the other metals in the table.

• Copper cookware will heat up more quickly than cookware made from the other metals in the table.

• Cast iron cookware distributes heat more evenly than cookware made from the other metals in the table.

• Stainless steel cookware distributes heat more evenly than cookware made from the other metals in the table.

Tags

NGSS.MS-PS3-4