How can you find magnitude of velocity from a displacement time graph of an object?

Match each projection to its description. A. Cylindrical projection B. Planar projection 1. Often, the center of the map is either the North or South Pole. 2. The map is distorted near the poles.

How much force, in g cm/s2 , is exerted by a golf ball of 50 g striking a tree while accelerating at 20 cm / s2 ? Show how you can solve this problem without knowing Newton's second law. Explain your solution

Two balls are thrown from the same height as shown. the red ball is thrown with velocity v⃗ v→ in the vertical direction. the blue ball is thrown with velocity 2v⃗ 2v→ at an angle of 30o with respect to the horizontal. which ball will go higher?

A camcorder has a power rating of 17 watts. If the output voltage from its battery is 5 volts, what current does it use?

A train accelerated from 5 km/hr in 0.5 hours. what was the rate of acceleration?

You push a 50 kg wooden box across a wooden floor at a constant speed of 1.0 m/s. The coefficient of kinetic friction is 0.15. Now you double the force on the box. How long would it take for the velocity of the crate to double to 2.0 m/s?

A star is in hydrostatic equilibrium when the outward push of pressure due to core burning is exactly in balance with the inward pull of gravity.

How are mass and weight different? a. Mass is the space an object takes up and weight is the effect of gravity on mass. b. Mass is the amount of matter and weight is the effect of gravity on mass. c.

What were the discoveries of astronomers like Copernicus and Galileo?

A major obstacle to developing good human relations is that