According to Newton's first law of motion, an object at rest tends to ________?
Stay at rest unless acted upon by an external force
What is the chemical formula for water?
H₂O
What is the process by which plants make their own food called?
Photosynthesis
Does Miss Pagett have a tv?
Yes or No
No
Is a car travelling at 80km (constant speed) an example of a balanced or an unbalanced force?
Balanced
What is the name of NASA's most famous space telescope?
Hubble Space Telescope
How many bones do sharks have?
Zero!
Newton's second law of motion states that the acceleration of an object is directly proportional to the ________ acting on it.
Force.
What is the formula for Newton's second law of motion?
( F = ma ) (Force equals mass times acceleration).
What is the name of the force that keeps planets in orbit around the Sun?
Gravity
Who was the first person to walk on the moon?
Neil Armstrong
What is the pH scale used to measure?
The acidity or basicity of a solution.
Which type of elements typically form covalent bonds?
Non-metals
What is the more popular name for the portrait officially titled “La Gioconda,” painted in Florence in 1503?
The Mona Lisa
According to Newton's third law of motion, for every action, there is an equal and opposite ________?
- Reaction.
What element does the chemical symbol k stand for?
Potassium
What is the smallest unit of matter?
An atom
What is the name of the largest ocean on Earth?
Pacific Ocean
What is photosynthesis?
Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesise foods with the help of chlorophyll
What type of energy is stored in the nucleus of an atom?
Nuclear energy
Which planet is known for its prominent ring system?
Saturn
Which of the following scenarios best illustrates Newton's First Law?
a) A ball rolling on the ground gradually comes to a stop.
b) A car accelerates when the driver presses the gas pedal.
c) A book resting on a table stays in place until someone pushes it.
d) A swimmer pushes water backward to move forward.
c) A book resting on a table stays in place until someone pushes it.
What is the smallest planet in our solar system?
Mercury
What is the chemical formula for Glucose?
C₆H₁₂O₆
Who is the author of the "Harry Potter" series?
J.K. Rowling
What is the formula for sodium chloride?
NaCl
What is the hardest natural substance on Earth?
Diamond
Which two countries have the longest shared international border?
Canada and the U.S.
Describe inertia when a car breaks?
When a car suddenly brakes, passengers tend to lurch forward. This happens because of inertia. The passengers' bodies were in motion, and when the car abruptly stops, their bodies want to continue moving forward due to inertia.
What is the atomic number of carbon
6
What is the main gas found in the Earth's atmosphere?
Nitrogen
What is the capital of India?
New Delhi
What is the largest organ in the human body?
Skin
How many bones are in the human body?
206
In what year did the Titanic sink
1912
When you jump off a small boat into the water, the boat moves backward. Explain why this happens using Newton's third law
When you jump forward off the boat, you exert a force on the boat in the backward direction.
According to Newton's Third Law, the boat exerts an equal and opposite force on you, which pushes it backward.
Which planet in our solar system is known as the "Red Planet"?
mars
What is the chemical symbol for iron?
Fe
What is the main currency used in Japan?
Yen
What does DNA stand for?
deoxyribonucleic (dee-OK-see-ri-bo-new-klee-ik) acid.
What is the function of red blood cells in the human body?
Red blood cells transport oxygen from the lungs to all parts of the body.
Who discovered penicillin?
Alexander Fleming