61.
Riddles
What Makes the Paper Jump?
A balloon is rubbed on your hair. Then it can make tiny pieces of paper jump toward it. Which force is causing this?
Static electricity
62.
Riddles
A plant has tiny openings on its leaves.
A plant has tiny openings on its leaves. They open and close to let gases move in and out. What are these openings called?
Stomata
63.
Riddles
64.
Riddles
When the Moon comes between the Sun and Earth .
What happens when the Moon comes between the Sun and Earth and blocks some of the Sun’s light?
A solar eclipse
65.
Riddles
66.
Riddles
Smallest bone in human body riddle
What is the smallest bone in the human body?
The smallest bone in the human body is the stapes bone in the middle ear.
67.
Riddles
Inside and outside your body riddle
I can be good for you, I can be bad, I can be found all over inside and outside your body. I am microscopic, single-celled and have no nucleus.
Bacteria
68.
Riddles
Chemical symbol for oxygen
What is the chemical symbol for oxygen?
The chemical symbol for oxygen is O.
69.
Riddles
70.
Riddles
Chemical symbol for calcium
What is the chemical symbol for calcium?
The chemical symbol for calcium is Ca.
71.
Riddles
Hottest body in the solar system
I am the hottest body in the solar system, and I keep everyone warm. Who am I?
Sun
72.
Riddles
Behavior and properties of matter called riddle
What is the study of the behavior and properties of matter called?
Chemistry
73.
Riddles
Layer of the Earth's atmosphere that contains the ozone layer riddle
What is the name of the layer of the Earth's atmosphere that contains the ozone layer?
stratosphere
74.
Riddles
Name of the layer of Earth's atmosphere riddle
What is the name of the layer of Earth's atmosphere where weather occurs?
Troposphere
75.
Riddles
Boiling point of water in Celsius riddle
What is the boiling point of water in Celsius?
100 degrees Celsius.