Which of these animals exhibits camouflage?
Isn't option (a) a grasshopper which exhibits camouflage?
Ravi set up an experiment as shown in the given diagram. The diagram shows five identical balls being suspended on a rod by strings of different lengths. Ravi then cut all five strings at the same time and the balls were allowed to fall freely to the ground.
Which of these statements holds true for this experiment?
A Ball b had the greatest impact on the ground.
B Ball a had more potential energy than ball b at the start.
C Ball d had the highest potential energy at the start.
D Ball a and e had different amounts of potential energy at the start due to their different positions along the rod.
Two boys are standing in front of a plane mirror as shown in the given figure. If boy Y walks 5 m towards boy X, then how far away would boy Y appear to be in the mirror to boy X?
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The amount of sugar dissolved in three beakers P, Q and R is represented in the given graph.
Which of the following inferences can be made from this?
AIf all the beakers have equal amount of water, then beaker Q is at the highest temperature.
BIf all the beakers have equal temperature of water, then beaker P has the lowest amount of water.
CIf all the beakers have equal amount of water, then the beaker P is at the lowest temperature.
DAll of these
Amit continued to heat 100 mL of pure water for 15 minutes after it reached boiling point. Which of the following figures shows the result at the end of the experiment?