Footer

Download on the App StoreGet it on Google Play

About

  • About Us
  • Our Learning Services
  • Join Us
  • FAQ
  • Hot Tags

Services

  • Pronunciation Challenge
  • Saved
  • Search Vocabulary
  • Blog

Channels

Levels

  • A1
  • A2
  • B1
  • B2
  • C1
  • C2
Privacy˙Terms˙
©2026 VoiceTube Corporation. All rights reserved

Pronunciation ChallengeBlack Holes 101 | National Geographic

Host : VoiceTube
0
0
0

Let's challenge!

0:00
0:00

Challenge History

27
28
29
30
1
2
3
Total 0 Challenges Completed

Today's Sentence

Video not in English?
Black Holes 101 | National Geographic
A black hole is a region in space where the force of gravity is so strong not even light, the fastest known entity in our universe, can escape.
Original Video：Black Holes 101 | National Geographic

Key Vocabulary

1. universe

universe

[ˈjuː.nə.vɝːs](n.)

0 participants have completed today's challenge

lily jiang 11 months ago

0:00

dexterddt11 months ago

0:00

Zendarium11 months ago

0:00

Tuấn Phạm Nguyễn Anh11 months ago

0:00

Nguyen My11 months ago

0:00

HuyHoangz11 months ago

0:00

Plato Const11 months ago

0:00

Phương anh Nguyễn Vũ11 months ago

0:00

Duong Bach11 months ago

0:00

Ng Phuong Thao1 year ago

0:00

Pronunciation Challenge list

10/02
Italy’s $10 Billion Pharma Family Makes A U.S. Power Move
HostVoiceTube
10/01
【Special Episode】Let's review your pronunciation!
HostMikeT
09/30
Are We Rejecting Them Because They’re Wrong—or Because We’re Unwell?
HostVoiceTube
09/29
【Special Episode】Let's review your pronunciation!
HostMikeT
09/28
Why You Cry At Random Times (And Can’t Explain It)
HostVoiceTube
09/27
【Special Episode】Let's review your pronunciation!
HostMikeT
09/26
Why You Can’t Force Your Mind to Change (The Toilet Philosophy)
HostVoiceTube
09/25
Do Penguins Control the Weather?
HostVoiceTube
09/24
【Special Episode】Let's review your pronunciation!
HostMikeT
09/23
TORONTO IN 5 DAYS! Perfect Itinerary with Must-See Attractions!
HostVoiceTube