Figure 1 shows helium gas sealed inside a glass conical flask.
Draw an arrow on Figure 1 to show the direction of the force exerted by the helium gas on the slanted wall of the flask at the point labelled Q.
Figure 1 shows helium gas sealed inside a glass conical flask.
Draw an arrow on Figure 1 to show the direction of the force exerted by the helium gas on the slanted wall of the flask at the point labelled Q.