(a)[2]
Fill in the three missing labels on Fig. 11.1 by placing each planet’s name on its dotted line.
(b(i))[2]
Name the two elements involved.
(b(ii))[1]
State the name of one of the remaining two regions.
(c(i))[1]
State one item of evidence that supports the Big Bang Theory.
(c(ii))[3]
Scientists use the accretion model to explain how the Solar System formed. Complete these sentences about the accretion model. In space, there are clouds of dust and [BLANK]. The material spins around and moves closer together due to the force of [BLANK]. This creates an accretion [BLANK].