Respiration
These two gases are exchanged in the air sacs of the lungs when breathing
Carbon Dioxide and Oxygen
Oxygen moves across the cell wall in the lungs and is absorbed by the blood. What process, where molecules move from an area of high concentration to one of low concentration, does this describe?
Diffusion.
While riding in the bumper cars at the amusement park Muawiyyah rams Ismail and the force of the impact is equally felt by both drivers. Which of Newton's Laws is being reflected here?
Newton's Third Law
A carpenter is building a house for his client when he notices that the square tipped nail is harder to drive through wood than the point-tipped nail. What is it about the point-tipped nail that makes it easier to drive through wood.
Smaller surface area
A ray of light travels through the air and enters a body of water. A legs of a swimming child now look distorted and flat although the upper part of his body still looks straight. What is occurring here with the light?
Refraction
This biological process happens in the lungs only and is defined by the continual inhaling and exhaling of air
Breathing
In January it is cold. By March it is warmer. In June it's very hot and by September is cool again. What environmental cycle is occurring here?
Weather
If a ball is rolling down a hill and you calculate how far it has rolled in a particular unit of time what property of the ball are you measuring?
Speed
In a live demonstration in a physics class the science teacher places a kettle atop an open flame. After about 10 minutes steam begins shooting out of the spout of the kettle and its making a whistling sound. What happened to the pressure inside the kettle?
It increased.
In a lab setting a ray of light makes contact with a mirror and bounces off creating an angle of reflection of 30 degrees. What is the angle of incidence?
The same as the angle of reflection. 30 degrees
This part of your anatomy, also called the windpipe, is where air enters before being circulated throughout the lungs.
Trachea
Yusuf has three metallic objects in his duffel bag: one is made of steel, another is an alloy of silver and copper, and the last is gold. Which one of these metals are pure?
Gold.
Luqman is attempting to raise a bucket of water up from a deep well but he isn't applying enough weight in rotating the wheel to raise it. What type of force should he increase make this easier for him to accomplish?
Turning Force
A group of deep sea divers are getting instruction from a coach when he tells them not to descend at a depth more than 1000 meter. Why might going deeper than this be dangerous for the divers?
The divers could be crushed by the pressure of the water
This line which is perpendicular to the boundary line in a ray diagram is the reference point used to measure the angle of incidence and the angle of reflection.
The normal line
This part of your anatomy has a left and right portion, resembles a branch, and it is also where air travels through before reaching the bronchioles.
Bronchi
An elder tells his grandchildren that 60 years ago when he was a child January was always the coldest month of the year but now it's as warm as March. What geological pattern is he describing?
Climate change.
A skateboard is accelerating down a ramp until a child darts in front of it and stomps down on it bringing it to a halt. Which one of Newton's Laws is being reflected here?
Newton's First Law.
A gourmet chef is trying to cut a thick piece of steak but the knife isn't slicing properly. He sharpens the knife but still it isn't cutting deep enough. What else may be the problem preventing a proper cut?
Not enough force being applied.
What does it mean when light is traveling toward the normal line as it enters a new medium.
That medium is less dense.
Respiration occurs in every cell of the human body. True or false?
True.
Ahmed sprinkles a pinch of salt into a glass of warm water and stirs it until it dissolves completely. He then gargles it to help soothe his toothache. What property of the salt is being demonstrated here when it dissolves?
Solubility
In a cross country trip Abdulrahman is driving very fast. Fifteen miles above the speed limit. When one of his passengers urges him to slow down he does. What aspect of Abdulrahman's trip was altered here?
Acceleration.
In a container where particles are randomly colliding with each other they eventually slow down and settle in place. What happened to the temperature of this container?
The temperature was decreased.
What happens when light is passed through prism?
Dispersion. A rainbow is created.