The object will continue moving in a straight line at constant speed.
Answer:
1) ironing a shirt 2) writing on surfaces 3) working of an eraser
Wood isn't as tough as rock. Wood also breaks down in weather and cracks under pressure. Plus rocks were more accessible.
The image produced is magnified and real.
Answer:
Tungsten wire is used as the filament in light bulbs. It glows white-hot as current passes through it.
Tungsten is used in light bulbs because its high <u>RESISTANCE</u> converts electric energy into light and heat.
Explanation: