Bridges Weaknesses and strengths.

5 Forses that can affect a bridge

Radiation experiment

:)

Heat transfer

:D

Spint

I come round the bend,wind sprinting past me.As I get overtaken by my big brother, I reach down for my→

I drop it.I look back at my→ Then forward at my big brother. he races ahead like a →

I turn  back and grab my water bottle, my legs start pumping up and down.

Although i'm tired I keep going.

The roles of a Bee