Everything Isaac
How many laws of motion are there according to Newton?
3
What is the symbol for normal force?
FN
What does the m stand for in F = ma?
m = mass
A visual tool used in physics and engineering to show all the forces acting on a single object. It helps break down complex problems involving motion and equilibrium by isolating one object and analyzing the forces acting on it is called what?
Free Body Diagram
What is the largest planet in our solar system?
1. Jupiter
2. Saturn
3. Neptune
4. Earth
1. Jupiter
"The acceleration of an object depends on the mass of the object and the force applied." What law is this?
Newton's 2nd Law of Motion
What is the symbol for frictional force?
Ff
The study of heat and energy transfer is formally called what?
Thermodynamics
The pulling force through a rope/string is formally called what in physics?
Tension
What is the fastest animal on land?
1. Rabbit
2. Rhino
3. Cheetah
4. Squirrel
3. Cheetah
A car has a mass of 1,000 kg and accelerates at 2 m/s². Find the force acting on it.
2000 m/s²
What is the symbol for gravitational force?
Fg
"An object at rest stays at rest, and an object in motion stays in motion with the same speed and direction unless acted upon by an unbalanced force." Which of Newton's Laws is this?
First
The opposition of motion across a surface is called what in physics?
Friction
What percentage of the Earth’s surface is covered in water?
1. 70%
2. 71%
3. 72%
4. 74%
71%
A force of 30 N is applied to a 6 kg object. What is its acceleration?
5 m/s²
What is the symbol for the force of tension?
FT
What is a Hypothesis?
A hypothesis is an educated guess or a proposed explanation based on prior knowledge and observations.
True or False. In a Free Body Diagram, you only draw forces on the object, not forces the object exerts on others.
True
What is the force that pulls objects toward the center of Earth?
Gravity
An object accelerates at 10 m/s² when a 50 N force is applied. What is its mass?
5 kg
What is the symbol for air resistance when is comes to force?
Fair
What is a conclusion when it comes to science?
A conclusion is the final answer or decision you make after analyzing the results of your experiment.
Draw a Free Body Diagram of me sitting in a chair.
I can only imagine...
What is the world’s largest river by volume?
The Amazon River