What is the half life of this radioactive element

• 100s

• 40s

• 50s

• 10s

The correct notation to complete this nuclear equation for beta decay is

• 
• 
• 
• 

I am a fast moving electron stopped by aluminium - what am I?

• alpha

• beta

• gamma

I am a high frequency electromagnetic wave stopped by thick lead - what am I?

• alpha

• beta

• gamma

I am two neutrons and two protons, and stopped by paper - what am I?

• alpha

• beta

• gamma

What is the equation for calculating specific heat capacity?

• $Q\ =\ \left(m\ \times\theta\right)\ \div c$

• $Q=m\ \times L$

• 
  

  $Q\ =\ m\ \times\ c\ \times\ \theta$

• $Q=m\times L\times\theta$

What is the equation for calculating latent heat of vaporisation?

• $Q\ =\ \left(m\ \times\theta\right)\ \div c$

• $Q=m\ \times L$

• 
  

  $Q\ =\ m\ \times\ c\ \times\ \theta$

• $Q=m\times L\times\theta$

I am a solid. My particles

• Are stationary

• Move around each other

• Vibrate

• Move freely

I am a liquid. My particles

• Are stationary

• Move around each other

• Vibrate

• Move freely

I am a gas. My particles

• Are stationary

• Move around each other

• Vibrate

• Move freely