A 32-kg child decides to make a raft out of empty 1.0-L soda bottles and duct tape. Neglecting the mass of the duct tape and plastic in the bottles, what minimum number of soda bottles will the child need to be able stay dry on the raft?

a 2 kilogram wooden block raised on an inclined plane making angle 30 degree frictional force will be equal to

You have gathered information about which websites your classmates visit to research science questions. What type of graph would best represent this information? A. pie chart B. bar graph C. line graph D. scatter plot

what is the minimum speed that evil knevil must mantain on his motorcycle in order to make it around the loop-de-loop at ceasar's palace if together he and his bike weigh 3050n and the radius of the track is 25m

An airplane travels at a speed of 90 m/s for 30 minutes. how far does it travel?

A battery is the power source for what type of current? AC BC DC all types of current

Ball A has a mass of 0.200 kilograms. Ball A, traveling at a velocity of 2 meters/second in the + x direction, hits a stationary ball B of the same mass. After the collision, ball B bounces off at a positive angle with respect to the + x-direction.

10. If the wavelength of the light is decreased, the width of the central maximum in the diffraction pattern will B) increase A) decrease C) remain the same

Materials with a density__water will float in water

A 0.5 kg ball is thrown horizontally towards a wall with a speed of 10 m/s. The initial velocity is chosen to be the positive x - direction for this question.

Does heat rise or fall