Review Game Zone

Flash Cards (current)
Games
Teachers

Chapter 18.2 Review (8th)

Test Description: Telescopes

Instructions: Answer all questions to get your test result.

1) An instrument that gathers electromagnetic radiation from objects in space and concentrates it for better observation

AMicroscope BStethoscope CPeriscope DTelescope

2) The point where the rays of light that pass through a lens or that reflect from a mirror converge

AObjective lens BEyepiece CFocal point DOptical telescope

3) One lens which collects light and forms an image at the back of the telescope

ARadio telescope BObjective lens CEyepiece DFocal point

4) Why do astronomers put telescopes in space?

Ato get closer to objects in space Bto reduce air pollution Cto avoid interference from the Earth’s atmosphere Dto avoid noise pollution

5) How does the atmosphere affect astronomical observations?

AIt focuses visible light. BIt blocks all radio waves. CIt does not affect astronomical observations. DIt blocks most electromagnetic radiation.

6) An optical telescope is an instrument that

Acollects invisible light and breaks it apart. Bcollects and focuses invisible light for closer observation. Ccollects and focuses visible light for closer observation. Dcollects visible light and breaks it apart.

7) What is the electromagnetic spectrum made of?

Aall the wavelengths of electromagnetic radiation Bbands of heat Cwaves of gamma rays Dmagnetic metals

8) Humans can see radiation from

Ainfrared light. Bred light to blue light. Cultraviolet light. Dinfrared light to ultraviolet light.

9) The simplest optical telescope contains

Aan objective lens and a mirror. Ban obtuse lens and a lens in the eyepiece of the telescope. Ctwo objective lenses. Dan objective lens and a lens in the eyepiece of the telescope.

10) What is one advantage of reflecting telescopes?

AThey use smaller mirrors. BThey focus perfect images. CThey touch up images. DThey have two focal points.

11) uses mirrors to gather and focus light

Atelescope Breflecting telescope Crefracting telescope Delectromagnetic spectrum

12) all of the frequencies or wavelengths of electromagnetic radiation

Atelescope Breflecting telescope Crefracting telescope Delectromagnetic spectrum

13) uses lenses to gather and focus light

Atelescope Breflecting telescope Celectromagnetic spectrum Drefracting telescope

*select an answer for all questions

Play Games with the Questions Above

Teachers: Create FREE classroom games with your questions Click for more info!
©2007-2023 ReviewGameZone.com | About | Privacy | Contact | Terms | Site Map

WAIT! Find what you needed?

Still Looking for the Answers? Have Another Question? Play a Review Game with These Questions? Want to Make Your Own Test Like This One?

Web Analytics Made Easy -
StatCounter