GCSE Physics - Space physics - Low stakes quiz 2

Which of these will the sun become during its life cycle

• Supernova

• White dwarf

• Red super giant

• Neutron star

Naturally occurring elements heavier than which element are produced during supernovae?

• C

• Al

• Fe

• Si

R136a1 is the most massive known star, with a mass of 265 solar masses. How will it end its life cycle?

• Red super giant

• Black hole

• Neutron star

• Black dwarf

How long will the sun remain a main sequence star?

• Several hundred years

• Several thousand years

• Several billion years

• Several trillion years

A star is prevented from collapsing due to the equilibrium between two forces. What causes these forces?

• Gravity and friction

• Gravity and nuclear fusion

• Gravity and nuclear fission

• Nuclear fusion and nuclear fission

What will happen when a magnet is moved through a coil of wire?

• A potential difference will be induced in the wire

• The magnetic field of the magnet will switch

• An alternating current will be induced in the wire

• The magnet will be prevented from travelling through the coil by the magnetic field of the wire

The nuclei formed from the fission of an unstable nucleus are known as ______________ nuclei

In the equation v² = u² + 2as, what does the variable 's' represent?

• Speed

• Initial velocity

• Displacement

• Distance

What is the greatest acceleration shown on this graph?

• 0 m/s²

• 2 m/s²

• 5 m/s²

• 20 m/s²

Which of these will increase the turning effect on a spanner?

• Make the spanner longer but keep the force in the same place

• Increase the distance from the pivot to the point the force is applied

• Increase the mass of the spanner

• Increase the angle the force makes with the spanner