Check in A Review Science Part 4

Front

What is the best conductor of heat among common materials?

Back

A container made of metal is the best conductor of heat.

Front

How do you calculate speed?

Back

Speed = Distance ÷ Time.

Front

If a train travels 120 meters in 10 seconds, what is its speed?

Back

12 meters per second.

Front

What does a steeper slope on a motion graph indicate?

Back

A steeper slope indicates greater speed.

Front

If Marvin pushes a bowling ball and a golf ball with equal force, which ball is more affected by friction?

Back

The bowling ball, because its mass is greater.

Front

How does weight change between Earth and the Moon?

Back

Weight is greater on Earth than on the Moon.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces in contact.

Front

What is the relationship between mass and weight?

Back

Weight is the force of gravity acting on an object's mass.

Front

What happens to an object's speed if the distance increases but time remains constant?

Back

The speed increases.

Front

What is the formula for calculating weight?

Back

Weight = Mass × Gravity.