#1
Which of the following is NOT a fundamental particle?
1 answered
#2
What is the unit of electric current?
1 answered
#3
What is the chemical symbol for gold?
1 answered
#4
Which of the following is a greenhouse gas?
1 answered
#5
What is the SI unit of force?
1 answered
#6
Which of the following is not a type of simple machine?
1 answered
#7
What is the process of a liquid turning into a gas called?
1 answered
#8
Which of the following is used to measure temperature?
1 answered
#9
What is the name of the force that opposes the relative motion of two surfaces in contact?
1 answered
#10
What is the chemical formula for water?
1 answered
#11
What is the unit of measurement for energy?
1 answered
#12
What is the largest organ in the human body?
1 answered
#13
What is the chemical symbol for iron?
1 answered
#14
What is the chemical symbol for sodium?
1 answered
#15
Which of the following is a primary function of the kidneys?
1 answered
#16
Which of the following is responsible for the sense of smell?
1 answered
#17
Which of the following is not a renewable energy source?
1 answered
#18
Who is credited with the invention of the telephone?
1 answered
#19
What is the phenomenon in which light is bent as it passes through different mediums?
1 answered