Can I Believe My Eyes

When shinning the flahlight at the mirror, the readings were the same at every number and didn’t change when we moved the flashlight.

• True

• False

Tags

NGSS.MS-PS4-2

When shinning the flahlight at the mirror, the sensor readings were usually low at all positions, except for immediately opposite the light, where the readings were very high.

• True

• False

Tags

NGSS.MS-PS4-2

What type of surface does the model show light bouncing off?

• Rough

• Smooth

• Transparent

Tags

NGSS.MS-PS4-2

What is similar and different about seeing an object and seeing a shadow? SELECT ALL THAT APPLY.

• There is no difference between seeing a shadow and seeing an object.

• Both require light to be bounced from something to my eyes.

• My eyes see the light coming from the area around a shadow; they do not see the shadow directly.

• The shadow reflects dark colored light.

Tags

NGSS.4-PS4-2

Use the light model to answer the following questions.  How does the light model help you explain that the shape of the shadow is like the shape of the object? SELECT ALL THAT APPLY.

• I see an object because the light from the source enters my eyes directly.

• Light rays can be blocked by an object so that no light gets to space directly behind the object.

• Light travels in straight lines in all directions so light will hit all of the space around the blocking object.

• The model shows that the shape of the shadow is a representation of the shape of the object.

Tags

NGSS.4-PS4-2

Which is NOT one of are three ways we know that light can interact with objects and materials?

• Reflected (or Scattered)

• Transmitted

• Absorbed

• Opaque

Tags

NGSS.MS-PS4-2

Students used flashlights and light sensors to measure how light counces off each surface. Is the data in the table from the paper or mirror?

• paper

• mirror

Tags

NGSS.MS-PS4-2

The above diagram shows that ____

• Light is reflected

• Light has speed

• Light travels in a straight line

Tags

NGSS.MS-PS4-2

What is the primary reason we can see objects around us?

• Light reflects off objects and enters our eyes.

• Objects emit their own light.

• Our eyes emit light that illuminates objects.

• Objects absorb light and become visible.

Tags

NGSS.4-PS4-2

Which of the following best explains why shadows form?

• Shadows form because light bends around objects.

• Shadows form because light is absorbed by objects.

• Shadows form because light is blocked by objects.

• Shadows form because objects emit darkness.