Aboy is exerting a force of 70 n at a 50-degree angle on a lawn mower. he is accelerating at 1.8 m/s2. round the answers to the nearest whole number. what is the mass of the lawn mower? what is the normal force exerted on the lawn mower?

Does current flow through or across a resistor?

Global climatic patterns are changing because of the melting of polar ice caps. the melting of polar ice caps is an example of the interaction between the atmosphere and cryosphere cryosphere and geosphere hydrosphere and geosphere biosphere and cryosphere

The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.