HMH Unit 5.4 Day Three

HMH Unit 5.4 Day Three

Pgs 339-341

It’s a Matter of Perspective

• Have you ever seen a large skyscraper in the distance? It looks very small, doesn’t it?

• Your ideas about the size of an object depend on the size of the object and how close you are to it. 

• When you compare the sizes of objects, you are comparing their scale.

• The skyscraper looked small to you because of its position far in the distance.

Multiple Choice

Why does the airplane in the image appear smaller than the car? Select the best answer.

• The airplane is a smaller size than the car.

• The airplane is farther away from the viewer than the car is.

• The airplane is not as shiny as the car, so it is harder to see.

Multiple Choice

Which property best explains why the streetlights in the back of the picture don’t look as bright as the streetlights in the front? Select the best answer.

• They are a different shape.

• They are a different size.

• They are at a different distance.

Multiple Choice

Which advancement helped telescopes collect more light? Choose the correct answer.

• reducing the size of the lenses

• building longer telescope tubes

• using mirrors instead of lenses

• basing telescopes on Earth

Multiple Choice

What is one advantage of space telescopes over Earth-based telescopes? Choose the correct answer.

• Space telescopes are bigger.

• Space telescopes use lenses rather than mirrors.

• Space telescopes orbit above Earth’s atmosphere.

• Space telescopes can “see” radio waves.