The image formed by a pinhole camera is upside-down because
(A) Light travels in straight line.
(B) Light rays become laterally inverted as they pass through a pin hole camera.
(C) Light rays pass through the pin hole.
(D) Light rays get reflected.
Read the experiment and answer
In three 500 mL beakers, Ahmed put melted ice water, room-temperature water, and hot water. He put a thermometer into each beaker and recorded the temperature. He carefully placed a single drop of blue food coloring in the center of the surface of the water in each beaker. He planned to take observations at 5 minutes, 10 minutes, 20 minutes, and 30 minutes.
Which of the following statements can be explained by Ahmed's experiments ?
(B) The melting of ice in hot and warm water
(C) The effect on volume of heating water
(D) The changing of phase, or state, from liquid to gas.
it is correct because the perfume is in solid form but when we spray it is in liqid form
Which of the following statements regarding tiger is/are false?
(i) The ears of the tiger can move in different directions.
(ii) A tiger can see ten times better at night than most of us.
(iii) Tiger's whiskers help it to move in the dark and find its prey.
(iv) Tigers mark their area with their saliva.
(B) (i) & (iii)
(C) (ii) only
(D) (iv) only.
I have tick the correct answer
An object start moving in a circular path of radius R, from point A. The magnitude of displacement of the object, when it reaches point B is
I INSIST (not think) AND AM SURE THAT THE CORRECT ANSWER IS "B"THE COMPUTER SHOWS THAT THE ANSWER IS"D"ANYBODY WHO CAN PROVE IT"D", PLEASE DO SO AND THOSE WHO SUPPORT ME , PLEASE POST YOUR SUPPORT