- Complete each statement with the words reflect(s), absorb(s),or transmit(s). a) An opaque object's colour is determined by the colours that it __ and __ b) When a transparent object has a certain colour, it __ and __ that colour and __ all other colours.
- __ 1. Two identical jars are kept in a refrigerator Jar A contains 250 mL of milk Jar B contains 500 mL of milk The jars are taken out of the refrigerator at the same time. Which jar will warm to room temperature first? A. Jar A B. Jar B C. Both jars will warm to room temperature at the same time. D. Neither jar will ever warm to room temperature.
- The largest land predator is the male polar bear, which has a mass of around 500 kg. If he runs with a kinetic energy of:30,250 J. What is his velocity? El depredador terrestre más grande es el oso polar macho, que pesa alrededor de 500 kg. Si corre con una energía cinética de 30,250 J. ¿Cuál es su velocidad? 60.5m/s 24m/s 11m/s 100m/s
- 7. A person is pulling a block at a 20 degree angle . If the force applied to the string is 12N, how much energy is needed to pull the block 10 meters?
- Wayne Gretzky is arguably the greatest hockey player of all time. He holds many individual including the NHL career record for points scored. If Gretzky shoots the puck at a speed of 90km/h from the top of the offensive face-off circle 15 m from the net, how long will the puck take to reach the net? __ S (Round and record your answer to two significant digits) Some of the fastest moving arachnids are the long -legged Sun spiders (genus Solpuga) found in semi-desert areas throughout the world. These spiders are capable of moving up to 16km/h Use the following information to answer the next two questions 10. Moving at maximum speed, what is the shortest time it would take a Sun Spider to run between two fig trees that are 3.6 m apart? a. 0.23 s b. 14 s c. 1.5 s d. 0.81 S Numerical cal Response
