Energy Review, 3rd grade

Which object produces sound energy?

• a bell ringing

• a leaf on a tree

• a laptop turned off

• a cup of milk sitting on a counter

Tags

NGSS.MS-PS4-1

Which of the following demonstrates energy causing motion or change?

• a glass falling from a table

• a car stopped on a parking lot

• a bike sitting in the garage

• a light switch turned to the off position

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

At a music concert, there are many different lights shining on the stage. There is a round spotlight that creates a round area of light that surrounds the singer. Which sentence best explains why the area of light is round?

• Light is always round.

• Light travels downward.

• Light reflects off the stage.

• Light travels in a straight line.

Which of the following examples demonstrates light being absorbed?

• light striking a black t-shirt

• light bouncing off of a cup

• light traveling through a prism

• light passing a window

Tags

NGSS.MS-PS4-2

A laser is pointed up into the sky. This laser produces a very thin beam of light. What happens to the light as it travels?

• It curves downward.

• It curves left or right.

• It continues in the same direction.

• It changes direction several times.

Tags

NGSS.MS-PS4-2

When I turn on a flashlight how will light travel when it turns on?

• The light will only travel through matter.

• The light will travel in an upward direction.

• The light will travel in a curvy line until it strikes an object or another material.

• The light will travel in a straight line until it strikes an object or another material.

Our family is going to do an experiment to see how different types of light bulbs give off different amounts of heat energy. Which of the following steps do we need to carry out during our investigation?

• draw a picture of the different brands of light bulbs

• produce a graph showing the different types of light bulbs

• tell my cousins about the light bulbs and how they give off heat energy

• keep a data table recording our observations of the heat energy created by the different light bulbs

Tags

NGSS.MS-PS3-4

You and your family are doing science investigations. Which of the following steps should your family carry out during any type of scientific investigation?

• record your observations

• change your observations to match your prediction

• convince others to believe your results without showing them your work

• make sure that you are first to publish your results so that others will have to give you credit

You are doing an experiment with growing plants. Which of the following will convince other scientists that your experiment was valid?

• only write down things that match your prediction so you are right

• change observations to match your conclusion so that you look impressive

• draw conclusions before carrying out the procedures so that you know what will happen

• keep a detailed procedure and records of the testing so that other scientists can check your work

Marc was observing different objects. Which of these objects could Marc observe producing light energy?

• a chair

• a door

• a candle

• a window