In each of the four situations described below, something is being heated. in which case is the heating caused by radiation? a. a heat lamp keeps a hamburger warm. b. cooking an egg in a skillet. c. hot air pouring from a heat vent. d. melting ice on your sidewalk by pouring hot water on it.

Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) sketch the trajectory using an appropriate coordination system. b) how long for the projectile to reach the ground. c) how far did projectile travel horizontally before striking the ground. d) determine the projectilex & y position at t-1.3s e) determine the magnitude and direction of projectile velocity at t= 1.3s f) determine the magnitude and direction of projectile acceleration at t-1.3s

According to the tide table below what time of day will the highest tide occur?

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving