Science Term 1 Flashcards
Light
Laws of reflection of light
Laws of formation of image
Spherical mirrors
Concave and convex mirror
Pole
Aperture
Principal axis
Centre of curvature
Focal length
Principle focus of a concave mirror
Principal focus of a convex mirror
Radius of curvature
Laterally inverted
Types of chemical reactions?
Combination reaction
Examples of combination reaction
Slaked lime and quicklime
Burning of coal and formation of water equations
Exothermic reaction
What is used for white washing walls ??
How does calcium hydroxide help in white washing
Chemical formula for marble
Examples of exothermic reactions
Is invisible molecular movements necessary for life
Virus controversy
Position of the image when object is at infinity
Nature of the image when object is placed beyond c
Position of the object when image is between c&F
Nature of the image when object is at infinity
4 rules of the reflected rays from a concave mirror
Relation between R and f
What is the position of the image when object is between F&P
What is the nature of the image when object is between C and F
What is the position of the object when image is at infinity
What is the nature of the image when object is at F
What is the position of the image when object is between p and F
What is the nature of the image when image is behind the mirror
Examples of concave mirror
Why are concave mirrors used to concentrate sunlight
Define life processes
What process would you consider essential for maintaining life.
Define respiration
Define nutrition
Define transportation
Define excretion
What criteria do we use to decide whether something is alive
What are outside raw materials used for by an organism
