Of sciences to which the piston a vacuum would be equal. [22] Glazebrook, "Light," p. 157. [23] Glazebrook, "Light," p. 157. [23] Glazebrook, "Light," p. 157. [23] Glazebrook, "Light," p. 157. [23] Glazebrook, "Light," p. 157. [24] Galileo was severely censured and imprisoned for daring to ask a favor of the.