A car travels 30 km north in 25 min. and 40 km east in 35 min. What is the total distance traveled?

10 km

50 km

70 km

cannot be determined

What is the magnitude of the gravitational force of attraction between two 0.425-kilogram soccer balls when the distance between their centers is 0.500 meter?2.41 Ă - 10'11 N4.82 Ă - 10'11 N5.67 Ă - 10'11 N1.13 Ă - 10'10 N

Geothermal energy is generated by the sun. True False ... ?

Kelly has a sample of an unknown substance. Which properties of the substance will be the same no matter how large or small her sample is?

What types of radiation make up the electromagnetic spectrum

Science requires theories that can be tested by research. true false

How are molecules in a neutral state different from ions?

What is a hypothesis for why mitochondrion has separate dna from the nuclease?

An airplane flies 1350km in 2 1/4 hours. What is its average speed in kilometers per hour?

A projectile is launched over a horizontal surface in such a manner that its maximum height is 3/5 of its horizontal range. Determine the launch angle.

Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?