- Jordan and Taylor,shoot 50 arrows at a target.The distances from the center of the target are recorded: Jordan: Mean=6cm,Standard Deviation=5cm Taylor: Mean=8cm Standard Deviation=1cm a) Who is more likely to make a shot that lands less than 4 cm from the centre of the target? Justify your answer. b) Who is more likely to miss the centre of the target by more than
- 4. In a Hertzsprung -Russell diagram what are the 4-5 main types of stars that are generally included? Use a (labelled) sketch to illustrate your answer.
- Luster is when light e excites electrons and cause an increased reflection effect.This is the result of loosely held electrons in which bond, POSSIBLEP
- 53. A hockey puck travels a distance of 11 m [N] in 0.55 s and is then hit by another player and travels a distance of 26 mlw 42^circ N] in I.2s. Calculate the average velocity of the puck. (2.2)T/I
- C. Match each observation to the conclusion it supports in the big bang theory. (1 point) A. Light from other galaxies is shifted toward the red end of the spectrum. B. Cosmic background radiation appears uniform across the sky. C. The amount of helium in the universe matches predictions. __ Nucleosynthesis of light elements occurred shortly after the expansion of the original ball of __ The universe is expanding. __ The universe began from a single point.
