Images Vidéos

Demander Photos ❘ Science Photo Library

Audience listening to speaker
13331565 - Audience listening to speaker
Female speaker with microphone in wheelchair on stage
13346033 - Female speaker with microphone in wheelchair on stage
Smiling male speaker giving microphone to woman
13331525 - Smiling male speaker giving microphone to woman
Conference audience clapping for speakers
13331522 - Conference audience clapping for speakers
Woman participating, raising hand
13331519 - Woman participating, raising hand
Businessman speaker and digital tablet talking
13331544 - Businessman speaker and digital tablet talking
Future of Earth, conceptual illustration
13508684 - Future of Earth, conceptual illustration
High school students with hands raised in debate class
13341025 - High school students with hands raised in debate class
Teacher calling on students with hands raised
13341013 - Teacher calling on students with hands raised
Female speaker in wheelchair giving microphone
13331534 - Female speaker in wheelchair giving microphone
3 core power cable wires, illustration
12985475 - 3 core power cable wires, illustration
Abstract wall of question marks, illustration
12921641 - Abstract wall of question marks, illustration
Customer service icons, illustration
12402797 - Customer service icons, illustration
Male speaker on stage answering audience questions
13346076 - Male speaker on stage answering audience questions
Girl students raising arms behind microscopes in classroom
13345516 - Girl students raising arms behind microscopes in classroom
Students with arms raised, asking questions in classroom
13341004 - Students with arms raised, asking questions in classroom
Students with hands raised during lesson in classroom
13340967 - Students with hands raised during lesson in classroom
Illustration of symmetrical question marks
12397634 - Illustration of symmetrical question marks
Paramedic using tablet computer in ambulance
13407357 - Paramedic using tablet computer in ambulance
High school students with hands raised in debate class
13341007 - High school students with hands raised in debate class
Audience watching speaker and man talking
13331556 - Audience watching speaker and man talking
Question marks, illustration
12921638 - Question marks, illustration
Question marks, illustration
12505282 - Question marks, illustration
Male speaker talking to conference audience
13331553 - Male speaker talking to conference audience
Question marks, illustration
12505281 - Question marks, illustration
Businessman and notes talking
13331533 - Businessman and notes talking
Smiling male science teacher leading lesson
13328975 - Smiling male science teacher leading lesson
College students raising hands
13326152 - College students raising hands
Question marks, illustration
12505490 - Question marks, illustration
Businesswoman leading conference presentation
13328411 - Businesswoman leading conference presentation
Female speaker in wheelchair giving microphone
13331541 - Female speaker in wheelchair giving microphone
Smiling woman in hijab speaking
13331511 - Smiling woman in hijab speaking
Wall of question marks, illustration
12659237 - Wall of question marks, illustration
Question marks, illustration
12505454 - Question marks, illustration
Question marks, illustration
12505359 - Question marks, illustration
Overhead view speaker in wheelchair talking
13331532 - Overhead view speaker in wheelchair talking
Colleagues clapping for speaker in wheelchair
13332688 - Colleagues clapping for speaker in wheelchair
Audience watching speaker and man talking
13331550 - Audience watching speaker and man talking
Smiling business people asking a question
13328431 - Smiling business people asking a question
Columbus at Spain's royal court,May 1486
11649608 - Columbus at Spain's royal court,May 1486
Male teacher leading physics lesson
13328980 - Male teacher leading physics lesson
Question marks, illustration
12505453 - Question marks, illustration
Speaker at projection screen
13320855 - Speaker at projection screen
Question marks, illustration
12505374 - Question marks, illustration
Businesswoman leading meeting
13328346 - Businesswoman leading meeting
Students raising hands in class
13301724 - Students raising hands in class
Female speaker in wheelchair giving microphone
13331560 - Female speaker in wheelchair giving microphone
Businesswoman leading conference presentation
13328479 - Businesswoman leading conference presentation
Question marks, illustration
12505373 - Question marks, illustration
Smiling woman in hijab talking
13331531 - Smiling woman in hijab talking
Smiling woman in hijab talking
13331540 - Smiling woman in hijab talking
Businesswoman asking question
13328414 - Businesswoman asking question
Austerity,conceptual image
11629147 - Austerity,conceptual image
Botanical greenhouse school trip
11959350 - Botanical greenhouse school trip
College student raising hand in computer lab
13326170 - College student raising hand in computer lab
Man asking question
13320861 - Man asking question
Confused man
12494447 - Confused man
Businesswoman standing
13313400 - Businesswoman standing
Broken computer keyboard,artwork
11793931 - Broken computer keyboard,artwork
Science teacher leading lesson
13328998 - Science teacher leading lesson
Businesswoman leading conference presentation
13328406 - Businesswoman leading conference presentation
Teacher and students
13317205 - Teacher and students
Man gesturing with wine at party
13310291 - Man gesturing with wine at party
Teacher talking to students at chalkboard
13301727 - Teacher talking to students at chalkboard
Male teacher calling on students
13328964 - Male teacher calling on students
Medical consultation
11865314 - Medical consultation
Teacher talking to students at chalkboard
13301706 - Teacher talking to students at chalkboard
Student raising hand in class
13301701 - Student raising hand in class
Medical consultation
11865317 - Medical consultation
Medical consultation
11865316 - Medical consultation
Figures on computer keyboard,artwork
11793926 - Figures on computer keyboard,artwork
Businesswoman in audience asking question
13325151 - Businesswoman in audience asking question
Man asking question
13320836 - Man asking question
Man proposing to girlfriend
13299584 - Man proposing to girlfriend
Figures on computer keyboard,artwork
11793930 - Figures on computer keyboard,artwork
Woman handing speaker microphone
13320860 - Woman handing speaker microphone
Hospital nurse and patient
11851458 - Hospital nurse and patient
Old age,conceptual artwork
11621433 - Old age,conceptual artwork
Man asking question
13320863 - Man asking question
Student raising hand in class
13301709 - Student raising hand in class
Woman asking question
13320877 - Woman asking question
Teacher calling on pupil with hand raised
13317125 - Teacher calling on pupil with hand raised
People at seminar
13313552 - People at seminar
Roadside breathalyser
11898574 - Roadside breathalyser
Teacher calling on pupils
13317170 - Teacher calling on pupils
Students raising hands in class
13301726 - Students raising hands in class
Computer question,conceptual image
11591133 - Computer question,conceptual image
Businesswoman holding question mark printout
13322332 - Businesswoman holding question mark printout
Teacher and students
13317191 - Teacher and students
Teacher and students with hands raised
13317085 - Teacher and students with hands raised
Students raising hands in class
13301712 - Students raising hands in class
Education,conceptual image
11586596 - Education,conceptual image
Leptospermum scoparium 'Red Damask'
11544707 - Leptospermum scoparium 'Red Damask'
Achilles consulting Pythia,Roman carving
11565963 - Achilles consulting Pythia,Roman carving
Food growing demonstration in school
11832289 - Food growing demonstration in school
Chemical contamination simulation
11584345 - Chemical contamination simulation
Medical consultation
11865313 - Medical consultation
Medical consultation
11865315 - Medical consultation
Banknote security
11903442 - Banknote security
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