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A laser is a light source that either emits or converts emitted light to coherent light. This means that the light from the laser is all going in the one direction, with the light waves in synch.
Lasers have many, many uses in science and medicine. Less powerful lasers are also commonly used in laser pointers for pointing out words on a screen or whiteboard, and used to make light shows in nightclubs, as seen in the picture.
Lasers have many, many uses in science and medicine. Less powerful lasers are also commonly used in laser pointers for pointing out words on a screen or whiteboard, and used to make light shows in nightclubs, as seen in the picture.
Something is last if it is after all other things. For example, if you are at the end of a line of people you are last in the queue.
The picture is of the last piece of pie.
The picture is of the last piece of pie.
Something is late if it happens after you expect it to happen. If you are late for something, you get there after it starts.
The woman in the photo is running late for work.
The woman in the photo is running late for work.
Later is a word that means at a time after now. It can describe something that happens in the future.
Later is often used in daily talks, schedules, and instructions to show the order of events.
Later is often used in daily talks, schedules, and instructions to show the order of events.
Latex is the milky sap of many different plants. One tree in particular, the Para rubber tree, is used for commercially producing rubber.
Rubber is used in a huge variety of ways. It is used to make rubber bands, erasers, elastic that you find in the waistband of clothes, drive belts inside a car engine, gumboots and the biggest use is tyres.
Rubber is used in a huge variety of ways. It is used to make rubber bands, erasers, elastic that you find in the waistband of clothes, drive belts inside a car engine, gumboots and the biggest use is tyres.
A lathe is a machine that spins a piece of material while a sharp tool shapes it. It is often used to make rounded, decorative objects. A lathe can be automatic or a person can operate it.
A lathe can shape wood, metal or plastic into items such as chair legs, bowls, or machine parts. Lathes are commonly found in workshops, factories, and schools.
A lathe can shape wood, metal or plastic into items such as chair legs, bowls, or machine parts. Lathes are commonly found in workshops, factories, and schools.
A latrine is a toilet or anything that can be used as a toilet, such as a hole in the ground.
A lattice is made from strips of a material like wood crossing over itself, leaving gaps between the strips. The gaps are usually square or diamond shaped, but more intricate lattices have more interesting shapes. Lattices can be made from wood, plastic, metal or may even be made out of pastry strips on top of a pie.
L is for Laundromat
A lava lamp contains wax, water and a light which acts as heating element. As the lamp gets warm, the wax melts and starts to rise. As it rises it forms interesting shapes, which makes lava lamps fun to watch. Lava lamps come in all sorts of different colors, and the wax and water in them also come in different colors.
A lawnmower is a tool for cutting the grass in your lawn. Lawnmowers come in several different types.
Lawnmowers can be ride-on like a small car, and you drive them around over your lawn. This kind is good for really, really big lawns.
Then there are push-mowers that don't have an engine and rely on you pushing them to spin a blade that cuts the grass. This kind are hard to use and are not very common anymore.
The most common is the kind in the picture, where you push it to make it go where you want, but the blade is powered by a petrol or electric motor.
Lawnmowers can be ride-on like a small car, and you drive them around over your lawn. This kind is good for really, really big lawns.
Then there are push-mowers that don't have an engine and rely on you pushing them to spin a blade that cuts the grass. This kind are hard to use and are not very common anymore.
The most common is the kind in the picture, where you push it to make it go where you want, but the blade is powered by a petrol or electric motor.